PS397 – Psychological Measurement & Testing
March 22, 2007

Today’s Class
 Strong Vocational Interest Blank
 Strong-Campbell Interest
Inventory
 Campbell Interest and Skills
Survey
 Kuder Occupational Interest
Survey
 Interest tests for Nonprofessionals
 Gender bias & Other Issues

Strong Vocational Interest Blank
 E. K. Strong began research on interests of different people in different professions
 Members of same profession often had similar interests
 Interest patterns well-established by age 17 and stable for as long as 22 years

Strong Vocational Interest Blank

Extent to which the respondent’s interests match those of individuals in various professions
 Main concern was issue of gender bias
 Different forms used for males and females
 Lack of theoretical background

Strong-Campbell Interest
Inventory
 Merged male and female forms into one form

Based test on J. L. Holland’s
Theory of Vocational Choice
 People can be classified into one or more of six categories according to interest
 Work environments can also be classified into these same themes

Holland’s Theory of Vocational
Choice

Strong Campbell Interest
Inventory
 Made up of seven sections:
 Occupation (131 items)
 School subjects (36 items)
 Activities (51 items)
 Amusements (39 items)
 Types of people (24 items)
 Preference between 2 activities (30 items)
 Your characteristics (14 items)

Strong Campbell Interest
Inventory
 Report consists of four scores:
 Administrative index and special scales
 General occupational themes
 Basic interest scales
 Occupational scales
 Newest version published in 1985
 Addition of 207 occupational scales

Campbell Interest and Skill
Survey

Respondent’s degree of interest in:
 Different occupations

“A nutritionist, advising people on their diets”
 Different school subjects

“Chemistry”
 Different activities

“Telling stories to children”
 Indicate skill in different activities

“Organize a political campaign”

Campbell Interest and Skill
Survey
 Report has three components:
1. Orientation scales
 Influencing
 Organizing
 Helping
 Creating
 Analyzing
 Producing
 Adventuring
 Career Match-up Game

Campbell Interest and Skill
Survey
 Orientation Scales

Campbell Interest and Skill
Survey
 Report has three components:
2. Basic scales
 Overview of categories of occupation

Campbell Interest and Skill
Survey
 Report has three components:
3. Occupational scales
 Matches with particular occupations

Campbell Interest and Skill
Survey
 Extra Scales:
 Academic focus scale
 Comfort in academic setting
 Extroversion scale
 Jobs with appropriate amount of interpersonal interaction

Kuder Occupational Interest
Survey
 Derived from Kuder Preference
Survey (1939)
 Presented with 100 triads of alternative activities
 Scores on 10 general occupational interests
 Similarity between your interest and others employed in various occupations
 Helps students select a major

Kuder Occupational Interest
Survey
 Separate norms for men and women
 Short-term reliability high (.80-.95)
 Scores stable for up to 30 years
 Helpful in high school and university counseling situations

Non-Professional Interest Tests
 Minnesota Vocational Interest
Inventory
 Based on SVIB scales
 9 basic interest areas and specific occupations
 Career Assessment Inventory
 Written at 6 th grade reading level
 Similar to SCII and CISS

The Self-Directed Search
 Developed by J. L. Holland
 Self-administered, self-scored, self-interpreted
 Mirror counseling process
 Develop personal career theory
 List occupational goals and preferences
 Ability and skills in these areas is assessed

Gender Bias & Other Issues
 Earliest interest inventories tended to be gender biased
 Particular bias against women
 Strong would argue that using the same norms for men and women would reduce validity of the test
 Gender bias has been reduced, not eliminated

Gender Bias & Other Issues
 Cultural biases have also been found
 Scores are not an indication of success in the profession
 Success in an occupation is based on aptitude and ability

Websites of Interest
 Career Match-Up Game
 http://admin.acadiau.ca/counsel/Car eerMatch/index.html
 Campbell Interest and Skill
Survey
 http://www.pearsonassessments.co
m/tests/ciss.htm
 Self-Directed Search
 http://www.self-directed-search.com/