GRE Subject 2026 Practice Test Psychology Research Methods Free Quiz 1

1. What does the scientific method involve?

A. Observation only B. Hypothesis only C. Observation, hypothesis, experiment, conclusion D. Experiment only

2. What is a hypothesis?

A. Theory B. Conclusion C. Observation D. Testable prediction

3. What is a theory in psychology?

A. Guess B. Set of principles explaining behavior C. Hypothesis D. Observation

4. What is a variable in research?

A. Variable B. Constant C. Fixed D. Controlled

5. What is the dependent variable?

A. Manipulated B. Controlled C. Extraneous D. Measured

6. What specifies how a variable is measured or manipulated?

A. Conceptual B. Operational C. Theoretical D. Abstract

7. What does validity refer to?

A. Reliability B. Consistency C. Validity D. Accuracy

8. What type of validity establishes cause-and-effect?

A. External validity B. Construct validity C. Statistical validity D. Internal validity

9. What type of study examines relationships without manipulation?

A. Correlational B. Experimental C. Quasi-experimental D. Case study

10. What type of study involves manipulation and measurement?

A. Correlational B. Observational C. Experimental D. Survey