Research Methods

1. A sampling method where participants recruit others.
3. The group that does not receive the experimental condition.
6. A detailed study of a single individual or group.
10. Consistency of results over time or across researchers.
11. The average of a set of numbers.
16. A variable that is manipulated by the researcher.
19. The process of defining variables in measurable terms.
20. The type of sample where every individual has an equal chance of being chosen.
21. The type of experiment conducted in a natural environment.
22. The extent to which a test or study measures what it claims to measure.

2. a chart where you show differences between groups of people.
4. A method of observing behaviour in its natural setting.
5. A variable that is measured in an experiment.
7. An ethical principle to ensure participants know about the study.
8. A design where all participants take part in all conditions.
9. A scientific investigation to test a hypothesis.
12. An extraneous variable that systematically affects the dependent variable.
13. The belief or expectation that can influence participants' behaviour.
14. A graphical representation of the distribution of data.
15. A prediction that can be tested in an experiment.
17. A method of gathering data through verbal or written questions.
18. A smaller group selected from the target population.