Understanding Continuance Intention in E-Learning Community Khet Khet Oo Tha Yu Xiaohui HT060973J HT060997W Abstract. The continuous growth of e-learning community has drawn a lot of attention from IS researchers. Based on irretrievable investments and IS continuance model, we propose a theoretical model employing reputation, trust, social ties, perceived usefulness and satisfaction to explain individuals’ continuance intention in an e-learning community. The research model was tested with the current users of an e-learning community (Integrated Virtual Learning Environment). Reputation, social ties are found to be significant, while trust, perceived usefulness and satisfaction was not. Implications for theory and practice are drawn and discussed. 1. Introduction With the rapid development of the technology and moving learning material into the web environment, e-learning becomes popular and plays an important role in education area. However, there is not a specific pedagogical approach in the context of e-learning; mostly individuals need to learn by themselves. Unfortunately this kind of learning mechanism restricts learners’ exchanges, influencing the quality of learning effects. E-learning community refers to a group of individuals engaged intentionally and collectively in the transaction or transformation of knowledge which is fully or partially delivered, enabled, or mediated by electronic means (Kowch and Schwier 1997). E-learning community provides a useful platform for learners to exchange knowledge, share good practices with each other, thereby enhancing individuals’ learning effectiveness (Hardaker and Smith 2002). Universities and Schools have initiated e-learning communities to encourage new forms of learning, where technology is used for more active, interactive and collaborative learning, whether in a distance learning or classroom-based environment (Teo et al 2003). IT makes possible an entirely new environment and experience of learning that goes well beyond the classrooms, curricula, and text-based formats to which we are accustomed. However, like any other information system, the success of e-learning depends largely on user satisfaction and other factors that will eventually increase users’ intention to continue using it. Past research has found that most electronic communities are facing the problems with retaining members and motivating them for active participation (Sangwan 2005). In the case of e-learning community, what factors affect learners to continue to use is the most important issue concerning the sustainability of the virtual learning environment. Therefore, we intend to address the following research question in this paper: What are the key factors that influence individuals’ continuance intention in an elearning community? Unfortunately, only few researches have been examining continuance intention in e-learning context. Most of today’s studies on e-learning are focused on the technology issues, such as developing e-learning approaches and mediums to improve the effectiveness of virtual learning environment. In order to fill this research gap, we will develop a theoretical research model based on irretrievable investments, and IS continuance model to determine the factors influencing the member’s intention to continue in e-learning communities. This paper is organized as follows: Section 2 reviews the key literature on e-learning community, knowledge sharing and continuance behavior; Section 3 discusses the theoretical foundations used for this study based on sunk cost theory and IS continuance model; Section 4 details the research methodology used in this study; Section 5 describes the statistical techniques and presents the results of hypothesis testing and Section 6 discusses the findings, draws implications for further research and practice followed by the conclusion. 2. Review of Related Work E-learning community is an important part of virtual learning environment. Virtual learning environment (VLE) is designed to facilitate students’ learning activities, along with the provision of content and resources required to help make the activities successful. It brings benefits for both educators and students. For educators, it can help them accumulate knowledge, know what the problem among students, thereby improving the teaching quality. For students, it provides a good platform to them to communicate with each other, and enhance learning through collaboration. Students also cultivate intimate relationships among themselves—something that may not be easily done in the physical world (Teo et al 2003). These benefits enhance an individual’s self-worth, sense of belonging and overall level of happiness. In the reality, students tend to accept this e-learning community easily and share knowledge to it due to enthusiasm, but fail to sustain on it. So it is important to understand what factors influence students’ continuance intention to use e-learning community. Based on a comprehensive literature review, we found that literatures related with our research question could be categorized into the following two groups. First, factors affect individual’s willingness to share knowledge, such as costs and benefits, incentive systems, extrinsic and intrinsic motivation, organization climate, and management championship (e.g., Bock and Kim, 2002; Bock et al., 2005; Kankanhalli et al., 2005; Wasko and Faraj, 2005). Second, some researches deal with IS continuance behavior. Continuance is not entirely an alien concept in IS research. Studying IS continuance is of an organizational interest since IS continuance at the individual user level is central to the survival of the organizations (Bhattacherjee 2001). Information system success depends on whether users are willing to continue to use it. A lot of attentions have been paid on information system continuance in recent years (e.g., Bhattacherjee 2001; Hsu et al. 2004; Tiwana and Bush 2005). Bhattacherjee (2001) developed an IS continuance model in line with the expectation confirmation theory and presented a new set of variables specific to the IS post adoption, arguing there are substantive differences between adoption and continuance behavior. Researchers have done some work to examine continuance behavior in various contexts. Teo et al (2003) evaluate the effects of information accessibility and community adaptivity features on the sustainability of virtual learning community; He and Wei (2006) draw upon the user acceptance theory, continuance of IS and social capital theory to examine the knowledge management systems continuance in organizations; Hsu et al (2004) examines motivational factors influencing one’s intention to continue using WWW application based on the theory of social cognitive theory and expectancy disconfirmation theory; Employing sunk cost theory, Tiwana and Bush (2005) investigate the continuance in expertise-sharing networks; Based on IS success model of DeLone and McLean (2002), Clay et al (2005) examined the factors affecting the loyal use of knowledge management systems; Chen (2007) addressed the importance of contextual factors and technological factors on the continuance intention in professional communities. Despite the importance of virtual learning environment, little is understood as to what factors are critical to the sustainability of e-learning community. In order to fill this gap, we draw on irretrievable investment theory and IS continuance model to examine the individuals’ continuance intention in an e-learning community. 3. Conceptual Foundation and Hypothesis Sunk cost theory states that individuals incline to persist in activities in which they have already invested considerable irrecoverable resources (P88, Tiwana et al 2005). Irretrievable investments refer to any irrecoverable resources that are invested previously such as time, effort, attention by using the virtual community. Based on a four-year observational study and empirical research, Tiwana et al (2005) point out that reputation and relational capital are significant factors influencing individuals’ continuance intention to engage in expertisesharing networks. Expectations-confirmation theory posits that expectations, coupled with perceived performance affect post-purchase satisfaction, thus leading to repurchase intention. IS continuance refers to the behavior patterns reflecting continued use of a particular IS. Bhattacherjee (2001) suggests that the IS users’ continuance decision is similar to consumers’ repurchase decision and adapts Expectation-Confirmation Theory (ECT) to theorize and validate that intention to IS continuance is strongly predicted by user’s satisfaction, with perceived usefulness as a second predictor. Many researches provide evidence that satisfaction is a significant factor influencing continuance behavior (Ives et al., 1983; Delone and McLean, 1992). Based on the above two theories, we proposed a theoretical research model as shown in Figure 1. Reputation H1 H2 Trust Continuance Intention H3 Social Ties Perceived Usefulness H4 H6 H5 Satisfaction Expected Rewards Figure1- Research model Reputation Reputation refers to an individual user’s recognition as a valuable member among the peers of the virtual community (Tiwana and Bush 2003). There are three important elements underlying this conceptualization: 1) it is a characteristic ascribed to an individual by others in the virtual community; 2) it is a measure of an individual’s status compared to others in the community; 3) it is socially constructed over time (Tiwana and Bush 2003). Because building reputation takes both time and effort, individual users of an e-learning community value their reputation which can make it easy to access other users’ knowledge, increase credibility of oneself, they exhibit reputation-preserving behavior, thereafter are likely to continue sharing knowledge. It has been reported that users in an expertise-sharing network system intend to safeguard their reputation by continuing participating in it (Tiwana and Bush 2003). Therefore, we hypothesize that: H1: Individual user’s reputation among peer users of e-learning community is positively associated with their continuance intention to use e-learning community. Trust Trust is the belief that another individual makes efforts to fulfill commitments, is honest, and does not seek to take unfair advantage of opportunities (Quigley et al 2007). Trust has been found to facilitate knowledge sharing in a variety of contexts. Since e-learning community is a tool for people to exchange knowledge, trust is a prerequisite for people to share knowledge with each other. In order to access other individuals’ useful knowledge, especially tacit knowledge, individuals must cultivate trust between himself/herself and the other members. In order to build trust, individuals might devote time and effort to share useful knowledge with members which is not irretrievable in an e-learning community. According to sunk cost theory, individuals tend to sustain engagement which they have invested in irretrievable investment. Therefore, we hypothesize that: H2: Trust among peer users of e-learning community is positively associated with their continuance intention to use e-learning community. Social Ties Theories of collective action and social capital propose that social ties, which are created through the social interactions between individuals in a virtual community, are important predictors of collective action. If there are strong ties between members, collective action is relatively easy to achieve (Wasko and Faraj 2005). Individuals who have strong social ties with the members in a virtual community are likely to develop the habit of cooperation. In an e-learning community individuals need to build social ties in order to access other’s knowledge. Thus, they are likely to exhibit continuance intention after making value-enhancing irretrievable investments. Hence, we hypothesize that H3: Social ties among peer users of e-learning community are positively associated with their continuance intention to use e-learning community. Perceived Usefulness of the system In the context of e-learning community, perceived usefulness is the degree to which a person believes that a particular system will enhance his or her job performance (i.e., by reducing the time to accomplish a task or providing timely information). According to TAM, usefulness of the system is an important construct influencing user’s intention to adopt a system. Although the usefulness- intention was originally developed in an adoption context, it is likely to hold true since people intend to pursue instrumental behavior independent of timing. It is showed that usefulness can significantly influence individual user’s continuance adoption of an information system (Bhattacherjee 2001). Besides, empirical studies show that usefulness impacts attitude substantively and consistently during both pre-acceptance and post-acceptance stages of IS use. Perceived usefulness is the most salient ex-post expectation influencing users’ post-acceptance satisfaction (Bhattacherjee 2001). Therefore, we hypothesize that H4: Perceived usefulness is positively related to individual user’s continuance intention to use the e-learning community. H5: Perceived usefulness is positively related to individual user’s satisfaction with the use of e-learning community. Satisfaction Satisfaction is defined as an emotional affect toward the outcome of using an e-learning community. According to IS continuance model, satisfaction is the key determinant of IS continuance use. Individual users who contribute knowledge to an e-learning community can be motivated when their needs (expectation) are satisfied. Based on empirical findings, Bhattacherjee (2001) showed that there is a positive association between satisfaction and IS continuance intention. Therefore, we hypothesis that H6: Individual user’s satisfaction with the e-learning community is positively related with their continuance intention to use it. Anticipated Extrinsic Rewards Many researchers show that anticipated extrinsic rewards could affect individuals’ intention to share knowledge (e.g. Ewing et al 2001; Bock et al 2005). It is plausible to assume that anticipated extrinsic rewards can also influence subsequent continuance decisions. In the context of e-learning community, learners can expect assessment in terms of scores for their performance. 4. Research Methodology The survey methodology is used to collect data for empirically testing the research hypothesis. This methodology is chosen because it aims to enhance the generalizability of results (Dooley, 2001). The unit of analysis in our research is the individual user of the IVLE (Integrated Virtual Learning Environment) at National University of Singapore. 4.1 Scale Development It is recommended that researchers should reuse existing quality questions designed by others for the same construct (Xu et al 2006). To test our research model, the seven constructs were measured using multiple-item scales that were drawn from pre-validated measures in IS or KM literature and reworded appropriately for our study. To ensure that items reflect the intended construct, content validity should be checked first. Assume that all the possible manifestations of a construct collectively form the population of questions, content validity is the degree that the questions used in survey for a construct provide a representative coverage of the population. The questions we used were to a large degree the rephrasing of different aspects of a construct as defined in the literature. This provided the basis for content validity. In addition, we request one professor of IS department, NUS to review the phrasing of the questions to ensure that the questions had at least face validity. Minor changes were made based on the feedback. Satisfaction items were measured using seven point semantic differential scales. All the other remaining scale items used seven-point Likert scales that ranged from 1 (strongly agree) to 7 (strongly disagree). The survey instrument and sources are shown in Appendix. The scales measuring the reputation were adapted from Constant et al. (1996) using three items. Trust was assessed with items adapted to reflect an individual's beliefs in other members' non-opportunistic behavior, truthfulness, and behavior consistency, following prior studies (Tsai & Ghoshal, 1998; Mcknight et al., 2002). Items for measuring social interaction ties focus on close relationships, time spent in interacting, and frequent communication with other members, similar to those applied by Tsai and Ghoshal (1998). Perceived usefulness items were adapted from Davis et al. (1989) six-item perceived usefulness scales. We modified it and used seven-point Likert type. Satisfaction items were measured using Bhattacherjee’s (2001) four-item semantic differential scale with bipolar anchors. Continuance intention was measured by the items adapted from Bhattacherjee (2001). The initial items measured respondents’ intention to continue e-learning as opposed to using any alternate method, such as traditional learning environment. The fourth item assessed respondents’ overall discontinuance intention (worded negatively to control for potential common-method bias). Reward item measured as a control variable was self-developed in the context of e-learning community. Table 1 Formal Definitions of Constructs Construct Reputation Trust Social Ties Satisfaction Perceived Usefulness Continuance Intention Reward 4.2 Operational Definition Online user’s recognition as a valuable member by the peer group of users in an e-learning community The belief in the good intent, competence and reliability of others with respect to engaging in an e-learning community The degree of intensity of user’s connection with others in an e-learning community Online user’s affect with the e-learning experience Online user’s perception of the expected benefits using the e-learning community Online user’s intention to continue using the e-learning community The degree to which one believes that one can have extrinsic incentives due to engagement in the e-learning community. Data Collection A pilot test is carried out to verify the instrument. We collect a convenience sample from the class of Quantitative Analysis and some peers from the research labs at School of Computing. After receiving all available questionnaires, cronbach’s alpha and factor analyses are conducted to confirm the stability and validity of all the constructs in the questionnaire (Teo et al., 2003). Main test is conducted in order to validate our research model. A convenience sample is used for our research. The sample includes 84 graduate students from School of Computing. First, we conduct a survey in e-government class. Students in this class are encouraged to use IVLE to share knowledge with each other. Each respondent was paid S$7 for the participation. 49 questionnaires are obtained from this class and all are valid. We also send the questionnaire to other students who have the experience using IVLE. We get another 35 valid responses. This study recruits student subjects since the context of the research is e-learning community. Our subjects (SOC students) have similar profile on exchanging knowledge through IVLE as a means of learning mechanism; hence we can expect that the result of this study will provide adequate predictability and generalizability to determine the factors influencing the continuance intention to use the e-learning community. 5. Data Analysis and Results Data analysis is carried out in accordance with a two-stage methodology – the measurement model and the structural model (McDonald and Ho, 2002) using LISREL. The first step in the data analysis is to establish the convergent and discriminant validity of the constructs. We test the measurement model using Principal Components Analysis (PCA) and Confirmatory Factor Analysis (CFA). In the second step, the structural model is examined based on the cleansed measurement model. 5.1. Pilot Study In order to verify the questionnaires, exploratory factor analysis (Nannally & Bernstein, 1994) was conducted to test the convergent and discriminant validity of the instrument based on the 84 questionnaires. We first performed exploratory factor analysis using the data on all items for the various construct scales. As shown in the table, the analysis revealed seven underlying factors with eigenvalue greater than 1.0, corresponding to the seven main constructs in our study. All constructs explain 77.94% of the total variance. The overall factor solution has an acceptable loading pattern as each item and the intended construct correlation is greater than 0.5 and the unintended construct correlation is less than 0.4 thus satisfying both convergent validity and discriminant validity. All the items showed appropriate validity and are kept for the main study. Table 2 reports the principal component analysis results with Varimax rotation using SPSS15.0. 5.2. Main study Evaluating the Measurement Model The purpose of measurement modeling is to further ensure instrument quality. Confirmatory factor analysis is used to test the relationship for measurement model. In this method, items are expected to be highly correlated with the intended construct only. Otherwise, the instrument needs to be adjusted. Table 2 – Factor loading table for exploratory factor analysis of pilot data Construct Items 1 Social Ties Perceived Usefulness Trust Reputation Continuance Intention Satisfaction Reward 2 Component 3 4 5 6 .756 .087 .115 .267 .059 .072 Ties1 .800 .132 .023 .039 .095 .215 Ties2 .776 .150 .213 .038 .142 .122 Ties3 .822 .018 .163 .014 .138 .162 Ties4 .060 .876 .139 .082 .253 .118 PU1 .181 .869 .181 .179 .148 .103 PU2 .134 .879 .177 .222 .189 .182 PU3 .188 .280 .642 .203 .235 -.136 Trust1 .177 .062 .795 .235 -.018 .036 Trust2 -.054 .047 .699 .171 .310 .207 Trust3 .217 .240 .815 -.080 .029 .139 Trust4 .111 .002 .064 .796 .243 .251 Rep1 .084 .201 .191 .854 .165 .046 Rep2 .127 .313 .157 .796 .156 -.013 Rep3 .232 .261 .310 .296 .687 .092 Cont1 .332 .263 -.055 .174 .541 .118 Cont2 .347 .057 .022 .335 .740 .258 Cont3 -.041 .321 .225 .096 .703 .144 Cont4 .233 .079 .127 .013 .213 .805 Sat1 .260 .432 .258 .220 .056 .539 Sat2 .226 .202 -.014 .156 .119 .806 Sat3 -.021 .000 .045 .098 .058 .040 Rew1 8.114 2.197 1.835 1.629 1.206 1.133 Eigenvalue 36.883 9.985 8.340 7.403 5.484 5.149 Variance % 36.883 46.869 55.209 62.612 68.095 73.244 Cumulative Variance % 7 -.065 .049 .048 -.068 -.025 .045 -.012 .037 .110 -.307 .059 .199 .037 -.099 -.152 .203 .163 -.044 .020 -.325 .083 .937 1.012 4.493 77.737 If the following requirements are satisfied, the convergent validity of the items is considered to be confirmed. First, the construct-item correlation should be significant. Second, for an item, the average variance extracted (AVE) by the latent factor should be greater than 0.5, which means that a construct should explain more than 50% of the item variance. Third, items of the same construct should be highly correlated. To measure such correlations, two measures- composite factor reliability (CFR) and Cronbach’s alpha (α) are required to be greater than 0.7. Table 2 reports the convergent validity for our sample using LISREL v8.5. All criteria are satisfied. One method to confirm discriminant validity is to check that inter-construct correlation is less than the square root of AVE. The underlying rationale is that an item should be better explained by its intended construct than by some other constructs (Xu et al 2006). Table 3 shows the correlation among constructs. It shows that discriminant validity is satisfied. Besides, we also check the collinearity between the constructs, it shows that there is no multicollnearity between constructs. Finally, we check the goodness-of-fit of the overall CFA model. Table 4 lists all the fitting indices we have examined. It shows that GFI and AGFI are near to 0.8, although less than 0.9; NFI is near to 0.9; all the other indices satisfy the criterion. However, as some researchers suggest that the sample size could influence the GFI, so we accept the value of GFI and rely on other indices to measure the model fit. From the results, we can see that model fitting indices are satisfactory. Table 3 - Convergent Validity of Measurement Model Construct Item Std Loading T-value AVE α Trust Trust1 0.70 6.77 0.52 0.861 Factor Composite Reliability 0.81 Trust2 0.74 7.18 Trust3 0.66 6.27 Trust4 0.78 7.73 Rep1 0.78 8.06 0.69 0.809 0.76 Rep2 0.93 10.54 Rep3 0.78 8.18 Ties1 0.72 7.22 0.60 0.855 0.86 Ties2 0.78 7.99 Ties3 0.80 8.32 Ties3 0.80 8.25 Sat1 0.67 6.37 0.55 0.780 0.67 Sat2 0.80 8.01 Sat3 0.74 7.15 Continuance Cont1 0.87 9.45 0.54 0.82 0.82 Intention Cont2 0.62 6.13 Cont3 0.80 8.44 Cont4 0.63 6.17 Perceived Pu1 0.88 10.07 0.87 0.950 0.85 usefulness Pu2 0.92 10.84 Pu3 0.99 12.55 Reputation Social Ties Satisfaction Table 4 - Correlations and Square Root of AVE Rep Trust Ties Sat Cont PU Mean 13.64 18.99 14.05 14.26 18.24 13.05 S.D. 4.097 3.639 4.734 2.528 4.032 3.580 Min. 1 1 1 1 1 1 Max. 7 7 7 7 7 7 Rep 0.83 0.45 0.32 0.30 0.63 0.5 Trust Ties Sat Cont PU 0.72 0.45 0.31 0.54 0.50 0.77 0.23 0.51 0.37 0.74 0.52 0.61 0.73 0.61 0.93 Table 5 - Model Fit Indices for Measurement Model Model Fit Indices Results Recommended Value x 2 df 1.56 <3 GFI 0.76 >0.9 NFI 0.88 >0.9 CFI 0.95 >0.9 RMSEA 0.082 <0.1 NNFI 0.94 >0.9 AGFI 0.69 >0.9 IFI 0.95 >0.9 Evaluating the Structural Model Before we test the hypothesis, we must insure that the model fits the data well. A few model fitting indices are used to measure model fitting. The goodness-of-fit index of 0.76 and AGFI were not satisfactory. However, since researchers suggest that when the sample size is less than 200, the goodness of fit index might reject a good model (Bearden et al 1982). Therefore, we relied on other indices to measure the fitness of the model. NFI is close to the cutoff value (0.9). All the other indices were above the acceptance value .Table 4 shows the model fit indices for the structural model. It shows the model generally fit the data. Hypothesis testing was done in LISREL by creating an equation model. First, control variables are excluded from the model. Figure 2 summarizes the result of hypothesis testing. Three of the six hypotheses were supported. Reputation and social ties show a positive effect on continuance intention. Consequently, Hypothesis 1 and 3 is supported empirically. While trust and perceived usefulness are not significant factors of continuance intention. So hypothesis 2 and 4 are not supported. However, perceived usefulness exhibits a positive and strong effect on continuance intention, so hypothesis 5 is supported. Satisfaction was not significant at p=0.05 level but significant at p=0.1 level. Table 6 - Model Fit Indices for the Structural Model Model fit indices Results Recommended value x 2 df 1.56 <3 GFI 0.76 >0.9 NFI 0.88 >0.9 CFI 0.95 >0.9 RMSEA 0.082 <0.1 NNFI 0.94 >0.9 AGFI 0.69 >0.9 IFI 0.95 >0.9 Reputation 0.36 (p=0.002) 0.13 (p=0.29) Trust Continuance Intention R 2 0.63 0.24 (p=0.03) Social Ties Perceived Usefulness 0.13 (p=0.33) 0.61 (p=0.000) 0.23 (p=0.08) Satisfaction Expected Rewards 2 =276.03, df = 177, p= 0.0000 Figure 2 - Standardized LISREL Solution for Hypothesis Testing Finally, we add expected rewards as control variable to the model. It was not significant ( 0.06, p 0.51 ). There are no significant changes to the main factors. 6. Discussion and Implications 6.1. Summary of Data Analysis This study helps us to understand continuance intention in e-learning community. Based on irretrievable investment theory and IS continuance model, we examine effects of reputation, social ties, trust, perceived usefulness and expected rewards on the continuance intention. Exploratory factor analysis and confirmatory factor analysis show that all our constructs satisfy discriminant validity and convergent validity. The study shows that reputation, social ties are significant factors affecting continuance intention. Besides, perceived usefulness positively related with users’ satisfaction. Contrary to our expectation, trust does not have a significant impact on continuance intention. One possible explanation is that individuals are willing to continue to share knowledge with other members due to close social ties and reputation, without necessarily trusting other members in the e-learning community. Another possible explanation is that trust is not important in less risky knowledge sharing activity like e-learning community (Chiu et al 2006). Coleman (1990) argued that only in risky situations individuals do individuals need trust. Contrary to our expectation, perceived usefulness does not have significant impact on continuance intention. One plausible explanation is that perceived usefulness is a premium factor. Users may not have a keen expectation of it. Another explanation is that users may more value their devoted time and effort to the e-learning community without caring the usefulness of the community. As researchers show that community is a place not just for knowledge sharing, it is also a place for users to develop social ties with each other (Teo et al 2003). Satisfaction is also not considered as significant factor in our study. One reasonable explanation is that our sample size is not enough. Since this hypothesis is supported at p= 0.1 level but not at p= 0.05 level. Another explanation is that students may regard the e-learning community as a social network. They value their reputation and social ties developed in the form of active participation without concerning whether they are satisfied or not. 6.2. Limitations There are several limitations in our study. First, our sample size is small. This is also the reason why we have a relatively low GFI (0.76). Second, we did not use random sampling. Third, we use the virtual learning environment which is used to facilitate learning in actual class. Since this kind of e-learning community might be different from distant learning in which members of e-learning community never meet each other in reality. So whether this finding can be generalized to all types of e-learning community is unclear. 6.3. Implications The findings of the study have various implications for research as well as for practice. For research, a strong, positive relationship between individual users’ reputation and continuance intention suggests that individual users who develop a reputation among peer users of a system are less likely to discontinue its use. Building a reputation requires investments of time and effort in the form of active participation in an e-learning community, and such reputation provides future benefits to an individual user. If an individual with a developed reputation discontinues use of a system, these associated benefits no longer remain available. The theoretical implication of this finding is that individuals value their perceived reputation among peer users of an e-learning community. The results of this study show that social ties are an important variable for continuing elearning participation. This is consistent with Wasko and Faraj’s ((2005) and Kankanhalli et al.’s (2005) findings that social capital plays an important role underlying online knowledge exchange. Further research is suggested to examine other dimension of social capital such as norms, identification in e-learning users’ continuance intentions. Also, an extension of the current model is encouraged to investigate whether e-learning community members’ continuance intentions can lead to actual future action of continued participation. Our results offer several tactical implications for designers of e-learning community. The key insight for practice offered by our findings is that user perceptions influence continuance intention. First, incorporating reputation tracking mechanisms into the design of systems is one way to reinforce continued use of the system. These mechanisms should be persistent and visible system-enabled indicators that track an individual user’s reputation over time. System designers should consider incorporating publicly visible cues such as: number of user posts, length of membership, and membership status. This also requires providing users comparative feedback on their participation, and usage; or by comparing them to their peer users. Second, a system should create an environment for positive and active knowledge-based communications by increasing user awareness of the relational portfolios that develop through the use of the system. For example, system features such as buddy lists, personal messaging, and rating or reviewing other’s contributions allow users to develop closer ties with each other. 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Psychometric Theory: Third Edition. New York: McGraw-Hill. Quigley, N.R., Tesluk, P.E., Locke, E.A. & Bartol, K.M. “A multilevel investigation of the motivational mechanisms underlying knowledge sharing and performance,” Organization Science, 18(1), pp 71-88, 2007. Sangwan, S. (2005). Virtual community success: A uses and gratifications perspective. Proceedings of the 38th Hawaii International Conference on System Sciences. Tsai, W., Ghoshal, S. (1998). Social capital and value creation: an empirical study of intrafirm networks, Academy of Management Journal, 41 (4), pp.464–476. Tiwana, A., and Bush, A.A. (2005). Continuance in expertise-sharing networks: A social perspective. IEEE Transactions on Engineering Management, 52(1), 85-101. Teo, Hock-Hai., Chan, Hock-Chuan, Wei, Kwok-Kee, Zhongju Zhang (2003). Evaluating information accessibility and community adaptivity features for sustaining virtual learning communities, Int. J. Human-Computer Studies, 59, pp. 671–697. Wasko, M.M. and Faraj, S. (2005): Why should I Share? Examining Social Capital and Knowledge Contribution in Electronic Networks of Practice. MIS Quarterly, Vol. 29, No.1, 35-57. Xu, Y., & Chen, Z. (2006). Relevance judgment: What do information users consider beyond topicality? Journal of the American Society for Information Science and Technology, 57(7), 961–973. Appendix 1 Table Operationalisation of Constructs Construct Item Wording 1. Reputation 2. 3. 1. 2. Trust 3. 4. 1. 2. Social Ties 3. 4. 1. Perceived Usefulness 2. 3. 1. Satisfaction 2. 3. 1. 2. Continuance Intention 3. 4. Reward 1. Source I earn recognition from others by participating in the forum. I feel that participation in the forum improves my status among the members. I enjoy a reputation for posting useful information/ knowledge in the forum. To what extent do you personally believe that your relationship with others is mutually trusting? I spend a lot of time developing trust with other members To what extent do you personally believe that the other members think you are honest with them when sharing knowledge? To what extent do you personally believe that other members trust your ability to share useful information with them ? I maintain close social relationships with some members in the forum. I spend a lot of time interacting with some members in the forum. I know some members in the forum on a personal level. I have frequent communication with some members in the forum. Using this forum enables me to accomplish study related tasks more quickly. Using this forum improves my performance for the study. Using this forum enhances the effectiveness of my study. I feel ____ about my overall experience using this forum. Participating in this forum makes me feel ____. As a contributor, how do you feel about your experience using this forum? Adapted from Constant et al. (1996) I plan to continue using this forum to learn about new knowledge. My intentions are to continue using this forum than using any alternative means. I will continue using this forum to exchange knowledge with other members. If I could, I would like to discontinue my use of this forum. I will receive some marks for assessment in return for my knowledge sharing. Adapted and extended from Bhattacherjee (2001) Adapted from Tsai and Ghoshal (1998) Adapted from Tsai and Ghoshal (1998) Adapted from Davis et al. (1989) Adapted from Bhattacherjee’s (2001) Self-developed Appendix 2 Co rrel ati o n s rep1 rep1 rep2 rep3 t rust1 t rust2 t rust3 t rust4 t ies1 t ies2 t ies3 t ies4 sat1 sat2 sat3 cont1 cont2 cont3 cont4 pu1 pu2 pu3 rew1 Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N Pearson Correlation Sig. (2-t ailed) N 1 84 . 737** . 000 84 . 565** . 000 84 . 284** . 009 84 . 255* . 019 84 . 283** . 009 84 . 052 . 638 84 . 290** . 007 84 . 242* . 026 84 . 224* . 040 84 . 208 . 057 84 . 346** . 001 84 . 232* . 034 84 . 332** . 002 84 . 387** . 000 84 . 334** . 002 84 . 559** . 000 84 . 299** . 006 84 . 198 . 070 84 . 292** . 007 84 . 325** . 003 84 . 236* . 031 84 rep2 . 737** . 000 84 1 84 . 729** . 000 84 . 325** . 003 84 . 346** . 001 84 . 343** . 001 84 . 239* . 029 84 . 291** . 007 84 . 217* . 047 84 . 214 . 051 84 . 149 . 175 84 . 138 . 210 84 . 338** . 002 84 . 236* . 031 84 . 512** . 000 84 . 314** . 004 84 . 455** . 000 84 . 313** . 004 84 . 361** . 001 84 . 381** . 000 84 . 449** . 000 84 . 127 . 249 84 **. Correlat ion is signif icant at the 0. 01 level (2-tailed). *. Correlat ion is signif icant at the 0. 05 level (2-tailed). rep3 . 565** . 000 84 . 729** . 000 84 1 84 . 435** . 000 84 . 343** . 001 84 . 258* . 018 84 . 177 . 107 84 . 353** . 001 84 . 117 . 290 84 . 258* . 018 84 . 176 . 109 84 . 145 . 187 84 . 447** . 000 84 . 233* . 033 84 . 521** . 000 84 . 318** . 003 84 . 444** . 000 84 . 337** . 002 84 . 370** . 001 84 . 463** . 000 84 . 497** . 000 84 . 025 . 821 84 t rust1 . 284** . 009 84 . 325** . 003 84 . 435** . 000 84 1 84 . 515** . 000 84 . 460** . 000 84 . 515** . 000 84 . 239* . 028 84 . 187 . 088 84 . 302** . 005 84 . 321** . 003 84 . 157 . 153 84 . 333** . 002 84 . 073 . 512 84 . 436** . 000 84 . 233* . 033 84 . 360** . 001 84 . 339** . 002 84 . 368** . 001 84 . 458** . 000 84 . 444** . 000 84 . 056 . 613 84 t rust2 . 255* . 019 84 . 346** . 001 84 . 343** . 001 84 . 515** . 000 84 1 84 . 470** . 000 84 . 612** . 000 84 . 300** . 006 84 . 199 . 070 84 . 280** . 010 84 . 257* . 018 84 . 128 . 248 84 . 322** . 003 84 . 172 . 117 84 . 351** . 001 84 . 208 . 058 84 . 142 . 196 84 . 257* . 018 84 . 219* . 045 84 . 240* . 028 84 . 263* . 016 84 . 101 . 358 84 t rust3 . 283** . 009 84 . 343** . 001 84 . 258* . 018 84 . 460** . 000 84 . 470** . 000 84 1 84 . 524** . 000 84 . 179 . 104 84 . 111 . 316 84 . 177 . 107 84 . 156 . 156 84 . 284** . 009 84 . 402** . 000 84 . 158 . 152 84 . 527** . 000 84 . 109 . 322 84 . 281** . 010 84 . 371** . 001 84 . 277* . 011 84 . 316** . 003 84 . 311** . 004 84 -.157 . 155 84 t rust4 . 052 . 638 84 . 239* . 029 84 . 177 . 107 84 . 515** . 000 84 . 612** . 000 84 . 524** . 000 84 1 84 . 248* . 023 84 . 242* . 027 84 . 398** . 000 84 . 318** . 003 84 . 282** . 009 84 . 375** . 000 84 . 198 . 071 84 . 412** . 000 84 . 165 . 133 84 . 162 . 142 84 . 233* . 033 84 . 350** . 001 84 . 373** . 000 84 . 399** . 000 84 . 052 . 640 84 t ies1 . 290** . 007 84 . 291** . 007 84 . 353** . 001 84 . 239* . 028 84 . 300** . 006 84 . 179 . 104 84 . 248* . 023 84 1 84 . 543** . 000 84 . 568** . 000 84 . 602** . 000 84 . 275* . 011 84 . 406** . 000 84 . 281** . 010 84 . 335** . 002 84 . 301** . 005 84 . 421** . 000 84 . 192 . 081 84 . 208 . 058 84 . 292** . 007 84 . 278* . 010 84 . 024 . 832 84 t ies2 . 242* . 026 84 . 217* . 047 84 . 117 . 290 84 . 187 . 088 84 . 199 . 070 84 . 111 . 316 84 . 242* . 027 84 . 543** . 000 84 1 84 . 641** . 000 84 . 626** . 000 84 . 340** . 002 84 . 353** . 001 84 . 415** . 000 84 . 328** . 002 84 . 371** . 001 84 . 398** . 000 84 . 136 . 217 84 . 215* . 049 84 . 316** . 003 84 . 297** . 006 84 . 031 . 781 84 t ies3 . 224* . 040 84 . 214 . 051 84 . 258* . 018 84 . 302** . 005 84 . 280** . 010 84 . 177 . 107 84 . 398** . 000 84 . 568** . 000 84 . 641** . 000 84 1 84 . 619** . 000 84 . 378** . 000 84 . 395** . 000 84 . 300** . 006 84 . 437** . 000 84 . 316** . 003 84 . 394** . 000 84 . 229* . 036 84 . 241* . 027 84 . 345** . 001 84 . 330** . 002 84 . 075 . 495 84 t ies4 . 208 . 057 84 . 149 . 175 84 . 176 . 109 84 . 321** . 003 84 . 257* . 018 84 . 156 . 156 84 . 318** . 003 84 . 602** . 000 84 . 626** . 000 84 . 619** . 000 84 1 84 . 417** . 000 84 . 347** . 001 84 . 306** . 005 84 . 310** . 004 84 . 289** . 008 84 . 464** . 000 84 . 138 . 210 84 . 185 . 092 84 . 254* . 020 84 . 223* . 041 84 -.059 . 595 84 sat1 . 346** . 001 84 . 138 . 210 84 . 145 . 187 84 . 157 . 153 84 . 128 . 248 84 . 284** . 009 84 . 282** . 009 84 . 275* . 011 84 . 340** . 002 84 . 378** . 000 84 . 417** . 000 84 1 84 . 496** . 000 84 . 582** . 000 84 . 256* . 019 84 . 275* . 012 84 . 474** . 000 84 . 325** . 003 84 . 268* . 014 84 . 282** . 009 84 . 322** . 003 84 . 041 . 710 84 sat2 . 232* . 034 84 . 338** . 002 84 . 447** . 000 84 . 333** . 002 84 . 322** . 003 84 . 402** . 000 84 . 375** . 000 84 . 406** . 000 84 . 353** . 001 84 . 395** . 000 84 . 347** . 001 84 . 496** . 000 84 1 84 . 576** . 000 84 . 488** . 000 84 . 285** . 009 84 . 327** . 002 84 . 365** . 001 84 . 474** . 000 84 . 518** . 000 84 . 586** . 000 84 -.165 . 134 84 sat3 . 332** . 002 84 . 236* . 031 84 . 233* . 033 84 . 073 . 512 84 . 172 . 117 84 . 158 . 152 84 . 198 . 071 84 . 281** . 010 84 . 415** . 000 84 . 300** . 006 84 . 306** . 005 84 . 582** . 000 84 . 576** . 000 84 1 84 . 367** . 001 84 . 392** . 000 84 . 454** . 000 84 . 231* . 034 84 . 314** . 004 84 . 308** . 004 84 . 396** . 000 84 . 101 . 359 84 cont1 . 387** . 000 84 . 512** . 000 84 . 521** . 000 84 . 436** . 000 84 . 351** . 001 84 . 527** . 000 84 . 412** . 000 84 . 335** . 002 84 . 328** . 002 84 . 437** . 000 84 . 310** . 004 84 . 256* . 019 84 . 488** . 000 84 . 367** . 001 84 1 84 . 550** . 000 84 . 673** . 000 84 . 586** . 000 84 . 456** . 000 84 . 467** . 000 84 . 538** . 000 84 -.029 . 796 84 cont2 . 334** . 002 84 . 314** . 004 84 . 318** . 003 84 . 233* . 033 84 . 208 . 058 84 . 109 . 322 84 . 165 . 133 84 . 301** . 005 84 . 371** . 001 84 . 316** . 003 84 . 289** . 008 84 . 275* . 012 84 . 285** . 009 84 . 392** . 000 84 . 550** . 000 84 1 84 . 581** . 000 84 . 267* . 014 84 . 386** . 000 84 . 370** . 001 84 . 404** . 000 84 . 143 . 196 84 cont3 . 559** . 000 84 . 455** . 000 84 . 444** . 000 84 . 360** . 001 84 . 142 . 196 84 . 281** . 010 84 . 162 . 142 84 . 421** . 000 84 . 398** . 000 84 . 394** . 000 84 . 464** . 000 84 . 474** . 000 84 . 327** . 002 84 . 454** . 000 84 . 673** . 000 84 . 581** . 000 84 1 84 . 540** . 000 84 . 318** . 003 84 . 341** . 002 84 . 367** . 001 84 . 233* . 033 84 cont4 . 299** . 006 84 . 313** . 004 84 . 337** . 002 84 . 339** . 002 84 . 257* . 018 84 . 371** . 001 84 . 233* . 033 84 . 192 . 081 84 . 136 . 217 84 . 229* . 036 84 . 138 . 210 84 . 325** . 003 84 . 365** . 001 84 . 231* . 034 84 . 586** . 000 84 . 267* . 014 84 . 540** . 000 84 1 84 . 525** . 000 84 . 417** . 000 84 . 481** . 000 84 . 065 . 557 84 pu1 . 198 . 070 84 . 361** . 001 84 . 370** . 001 84 . 368** . 001 84 . 219* . 045 84 . 277* . 011 84 . 350** . 001 84 . 208 . 058 84 . 215* . 049 84 . 241* . 027 84 . 185 . 092 84 . 268* . 014 84 . 474** . 000 84 . 314** . 004 84 . 456** . 000 84 . 386** . 000 84 . 318** . 003 84 . 525** . 000 84 1 84 . 815** . 000 84 . 868** . 000 84 -.010 . 926 84 pu2 . 292** . 007 84 . 381** . 000 84 . 463** . 000 84 . 458** . 000 84 . 240* . 028 84 . 316** . 003 84 . 373** . 000 84 . 292** . 007 84 . 316** . 003 84 . 345** . 001 84 . 254* . 020 84 . 282** . 009 84 . 518** . 000 84 . 308** . 004 84 . 467** . 000 84 . 370** . 001 84 . 341** . 002 84 . 417** . 000 84 . 815** . 000 84 1 84 . 908** . 000 84 . 082 . 457 84 pu3 . 325** . 003 84 . 449** . 000 84 . 497** . 000 84 . 444** . 000 84 . 263* . 016 84 . 311** . 004 84 . 399** . 000 84 . 278* . 010 84 . 297** . 006 84 . 330** . 002 84 . 223* . 041 84 . 322** . 003 84 . 586** . 000 84 . 396** . 000 84 . 538** . 000 84 . 404** . 000 84 . 367** . 001 84 . 481** . 000 84 . 868** . 000 84 . 908** . 000 84 1 84 . 024 . 829 84 rew1 . 236* . 031 84 . 127 . 249 84 . 025 . 821 84 . 056 . 613 84 . 101 . 358 84 -.157 . 155 84 . 052 . 640 84 . 024 . 832 84 . 031 . 781 84 . 075 . 495 84 -.059 . 595 84 . 041 . 710 84 -.165 . 134 84 . 101 . 359 84 -.029 . 796 84 . 143 . 196 84 . 233* . 033 84 . 065 . 557 84 -.010 . 926 84 . 082 . 457 84 . 024 . 829 84 1 84 Appendix 3 E-learning Community Survey Purpose: There is a forum related with each module in IVLE. The purpose of this survey is to investigate people’s behavior in the forum. Instructions: Please indicate the extent to which the following statements describe your personal experience in using the forum in IVLE. This questionnaire will take you less than 10 minutes to complete. The data collected from the survey will be kept CONFIDENTIAL. Thank you very much for your participation. 1. I earn recognition from others Strongly Disagree by participating in the forum. 1 2. I feel that participation in the Strongly Disagree forum improves my status 1 2 2 Neutral 3 4 Strongly Agree 5 Neutral 3 4 6 7 Strongly Agree 5 6 7 among the members. 3. I enjoy a reputation for Strongly Disagree posting useful information/ 1 2 Neutral 3 4 Strongly Agree 5 6 7 knowledge in the forum. 4. To what extent do you Very little personally believe that your 1 Neutral 2 3 4 To a very great extent 5 6 7 relationship with others is mutually trusting? 5. I spend a lot of time Very little developing trust with other 1 Neutral 2 3 4 To a very great extent 5 6 7 members. 6. To what extent do you Very little personally believe that the other 1 members think you are honest with them when sharing knowledge? Neutral 2 3 4 To a very great extent 5 6 7 7. To what extent do you Very little personally believe that other 1 Neutral 2 3 4 To a very great extent 5 6 7 members trust your ability to share useful information with them ? 8. I maintain close social Strongly Disagree relationships with some 1 2 Neutral 3 4 Strongly Agree 5 6 7 members in the forum. 9. I spend a lot of time Strongly Disagree interacting with some members 1 2 Neutral 3 4 Strongly Agree 5 6 7 in the forum. 10. I know some members in the Strongly Disagree forum on a personal level. 1 11. I have frequent Strongly Disagree communication with some 1 2 2 Neutral 3 4 Strongly Agree 5 Neutral 3 4 6 7 Strongly Agree 5 6 7 members in the forum. 12. I feel ____ about my overall Very Dissatisfied experience using this forum. 1 13. Participating in this forum Very Displeased makes me feel ____. 1 14. As a contributor, how do you Very Frustrated feel about your experience using 1 2 2 2 Neutral 3 4 Very Satisfied 5 Neutral 3 4 4 7 Very Pleased 5 Neutral 3 6 6 7 Very Contended 5 6 7 this forum? 15. I plan to continue using this Strongly Disagree forum to learn about new 1 2 Neutral 3 4 Strongly Agree 5 6 7 knowledge 16. My intentions are to Strongly Disagree continue using this forum than 1 2 Neutral 3 4 Strongly Agree 5 6 7 using any alternative means. 17. I will continue using this Strongly Disagree forum to exchange knowledge 1 with other members. 2 Neutral 3 4 Strongly Agree 5 6 7 18. If I could, I would like to Strongly Disagree discontinue my use of this 1 2 Neutral 3 4 Strongly Agree 5 6 7 forum. 19. Using this forum enables me Strongly Disagree to accomplish study related 1 2 Neutral 3 4 Strongly Agree 5 6 7 tasks more quickly. 20. Using this forum improves Strongly Disagree my performance for the study. 1 21. Using this forum enhances Strongly Disagree the effectiveness of my study. 1 22. I will receive some marks for Strongly Disagree assessment in return for my 1 2 2 2 Neutral 3 4 Strongly Agree 5 Neutral 3 4 4 knowledge sharing. Your Personal Information Name: Gender: Thank you for your participation! 7 Strongly Agree 5 Neutral 3 6 6 7 Strongly Agree 5 6 7