AP PSYCHOLOGY

Detailed explanation-1: -The observer expectancy effect, also known as the experimenter expectancy effect, refers to how the perceived expectations of an observer can influence the people being observed.

Detailed explanation-2: -February 2020) The observer-expectancy effect (also called the experimenter-expectancy effect, expectancy bias, observer effect, or experimenter effect) is a form of reactivity in which a researcher’s cognitive bias causes them to subconsciously influence the participants of an experiment.

Detailed explanation-3: -a type of experimenter effect in which a researcher’s expectations about the findings of his or her research are inadvertently conveyed to participants and influence their responses.

Detailed explanation-4: -The Expectancy Effect: When someone expects a given result, that expectation unconsciously affects the outcome or report of the expected result. When a participant expects to have a certain kind of outcome they will, without realizing it, change their actions and behaviors to actually get this exact outcome.