When people change their usual behavior because they know they are being observed,the problem of ______________ has occurred.
A) selective deposit
B) spurious relationship
C) reactivity
D) demand characteristics

Question

Quizplus · Accepted Answer

Reactivity refers to the phenomenon of participants changing their behavior due to awareness of being observed, which could potentially impact the results of a study or experiment. Choices A and B are not related to this particular issue, while D refers specifically to participants modifying their behavior in response to cues or expectations from the experimenter.

When People Change Their Usual Behavior Because They Know They