Unit 2

1. The ethical principle that participants must agree to take part in a study knowingly
4. The final step of the scientific method, ensuring findings are shared
6. A relationship between two variables, but not causation
11. A research technique where participants are randomly assigned to experimental or control groups
12. The variable that is measured in an experiment
16. The tendency to believe, after learning an outcome, that one knew it all along
18. A type of research that establishes cause and effect
19. A factor that might interfere with the results of an experiment

1. The variable that is manipulated in an experiment
2. An in-depth study of one individual or a small group
3. The belief that unrelated events are connected due to a perceived pattern
5. A technique used to ensure every individual in a population has an equal chance of selection
7. A research method where subjects are watched without interference
8. A fake treatment given to a control group in an experiment
9. A tendency or inclination that can affect research outcomes
10. A procedure where neither the researcher nor the participants know group assignments
13. A method used to analyze and interpret collected data
14. A phenomenon where people seek out evidence that supports their existing beliefs
15. A factor that can change in an experiment
17. A research method that gathers information through questionnaires