In an experimental study using pre- and posttests, which of the following instruments is most likely to have a "reactive effect"?
A) Arithmetic pretest
B) Scholastic aptitude test used for matching purposes
C) Film showing prejudice toward minorities
D) Divergent thinking pretest

Question

Quizplus · Accepted Answer

A film showing prejudice toward minorities is most likely to have a "reactive effect" since it may influence the participants' attitudes and behaviors through the exposure to such content. This effect can affect the results of the experiment as it may not accurately reflect the subjects' true behavior or responses.

In an Experimental Study Using Pre- and Posttests, Which of the Following