Expectancy effect
Encyclopedia
Expectancy effect may refer to:
- Observer-expectancy effectObserver-expectancy effectThe observer-expectancy effect is a form of reactivity, in which a researcher's cognitive bias causes them to unconsciously influence the participants of an experiment...
- Subject-expectancy effectSubject-expectancy effectThe subject-expectancy effect, is a form of reactivity that occurs in scientific experiments or medical treatments when a research subject or patient expects a given result and therefore unconsciously affects the outcome, or reports the expected result...