Chapter 1

4. tentative explanation of a phenomenon based on observations.
6. school of psychology that focusses on choice, growth, and psychological health
7. a way to obtain information about attitudes, beliefs, and experiences of a group
8. a measure of the relationship between two variables.
9. research focused on solving practical problems
10. the theory and therapy based on the work of Sigmund Freud.
13. the entire group of people or animals in which the researcher is interested.
14. process of assigning subjects to the experimental or control groups randomly, so that each subject has an equal chance of being in either group.
16. the scientific study of behaviour and mental processes.
17. a deliberate manipulation of a variable to see if corresponding changes in behaviour result, allowing the determination of cause and effect relationships.
18. tendency of observers to see what they expect to see.
19. perspective that focuses on how humans have adapted and changed over time

1. a professional with an academic degree and specialized training in one or more areas of psychology.
2. the research method that allows us to identify cause-effect relationships
3. (method) system of gathering data so that bias and error in measurement are reduced.
5. (observation) a way to study behaviour in a natural setting
8. thinking and making reasoned judgments about claims.
11. research focused on advancing general scientific understanding
12. perspective that focuses on the relationship between social behaviour and culture.
15. in-depth study (usually over time) of one or a few participants