| Type of Research | Goals of Research | Ways of Gathering Info | Key Points | More Points | More Good Terms |
|---|---|---|---|---|---|
| Descriptive | describe - identify aspects of complex systems that are interesting | case study | retrospective bias | ||
| " | " | observation | interjudge & interrater reliability | observer effects | participant observation |
| Correlational | discover relationships - how are interesting aspects of behavior related | surveys | random sample | retrospective bias aself-report bias "third variable problem" | |
| " | " | longitudinal & cross-sectional | attrition | test-wise (aka practice effect) | cohort effect (vintage) |
| Experimental | explain - causal relationships between events | lab, field, naturalistic | internal validity | blind/double blind | mundane & psychological realism |
| predict | examples - SAT & college, violent behavior, selection test | ||||
| intervene - use knowledge to influence events Headstart - early education, RET effective |