research method

3. being in any condition
8. a personal viewpoint
9. each person has an equal chance
11. keeping the procedure for each participant in an experiment exactly the same
12. a different group of participants
13. confounding
15. items put into a test to disguise the aim of the study
16. consequences of participating in a study more than once
18. an investigation looking for a causal relationship
19. overcome order effects in a repeated measures design
20. a testable statement saying that any difference is due to chance
21. manipulated

1. the extent to which two researchers interpreting same responses will produce the same records
2. mundane realism
4. apply the findings of a study more widely
5. a research method that uses written questions
6. a testable statement
7. the definition of variables so that they can be accurately manipulated, measured or quantified and replicated
10. a statement predicting the direction of a relationship between variables
14. an interview with questions in a fixed order which may be scripted
17. consistent