In a study manipulating levels of aggression, participants are asked to complete a Likert Scale indicating their current state of aggression. This measure is given after the dependent measure has been assessed. This measure will likely serve as a
A) manipulation check.
B) suspicion check.
C) confounding variable.
D) extraneous variable.

Question

Quizplus · Accepted Answer

A manipulation check is used to determine whether the experimental manipulation has the intended effect on participants. In this case, the Likert Scale assessing aggression after the manipulation helps to verify if the manipulation influenced participants' aggression levels as intended.

In a Study Manipulating Levels of Aggression, Participants Are Asked