AP Psychology
Mr. McNutt
Chapter 2: Research Methods
Name:
For each of the research methods below, give a brief description of the method, as well as its possible strengths and weaknesses.
Research Method
Experiment
Ex post facto
Study
Correlation Study
Survey
Naturalistic
Observation
Longitudinal
Study
Cross-sectional
Study
Cohort
Sequential Study
Description of Method
Strength
Weakness
Variables: Independent, dependent and confounding: Describe the relationship of independent, dependent and confounding variables.
Independent Variable:
Dependent Variable:
Confounding Variable:
Measures of Central Tendency: Mean, median and mode: For each, define the term and identify it on the graph provided.
Mean:
Liberal-Conservatice Scale (LCS) Score
8
7
6
5
4
3
2
1
0
Median:
Mode:
# of
Students
Correlation Coefficient: Positive, Negative and No Correlation: Using the graphs below, draw what each type of correlation would look
like when graphed. Be sure to give an explanation of the coefficient under each graph.
Positive
Correlation

No Correlation
Negative
Correlation

