A researcher exposes people to a stressful situation (such as public speaking) to examine the effect of stress on depressed mood. The researcher includes a measure of stress as a ____.
A) measure of the dependent variable
B) measure of extraneous variables
C) control for confounding variables
D) manipulation check

Question

Quizplus · Accepted Answer

A manipulation check is used to determine if the experimental manipulation (in this case, exposure to a stressful situation) effectively induced the intended condition (stress) among the participants. This helps to verify that any observed effects on the dependent variable (depressed mood) can be attributed to the manipulation of the independent variable (stress).

A Researcher Exposes People to a Stressful Situation (Such as Public