experimental research

research utilizing randomized assignment of participants to conditions and systematic manipulation of variables with the objective of drawing causal inference. It is generally conducted within a laboratory or other controlled environment, which in reducing the potential influence of extraneous factors increases internal validity but decreases external validity. Compare correlational research; field research; quasi-experimental research.

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Psychology term of the day

October 6th 2024

assisted suicide

suicide in which the person ending his or her own life is provided the means to do so (e.g., a prescription) by another. See assisted death.