| Term | Definition |
|---|
| Independent Variable (IV) | Manipulated variable |
| Dependent Variable (DV) | Measured variable |
| Hypothesis | Prediction of the effect of the IV on the DV |
| Confounding Variable | Variable that might account for a difference btwn groups in the experiment |
| Random selection | Insures a representative sample overall |
| Operational definitions | Provides for specific ways to measure wheter that thing exists/occurs |
| Double-blind | Participants, experimenters, experimental assistants do not know which participants belong to the control group &experimenteral group |
| Placebo | No treatment |
| Ethical guideleines | Informed consent, confidentiality, use of volunteers only, right of volunteers to discontinue participation at any time, |
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