What is Hawthorne effect?
{{Source|date=March 2025}} The '''Hawthorne effect''' is a form of reactivity.{{clarification|date=March 2025}} When the group which is under study knows about the study and their [[behavior]] changes after knowing that they are being [[Research|studied]], this change of behavior is the Hawthorne effect. ==Examples== A group of 10 are being studied for their [[health]] after [[Exercise|exercising]]. Without knowing that they are being studied, they do or not do exercise, but after knowing that they are being studied they regularly do exercise. {{science-stub}} [[Category:Cognition]] [[Category:Sociology]] [[Category:Psychology]]