The use of pretests in an experimental evaluation may introduce the internal validity threat of
A) regression to the mean.
B) history.
C) maturation.
D) testing.

Question

Quizplus · Accepted Answer

The use of pretests can influence participants' behavior in subsequent assessments, leading to the internal validity threat of testing. This is because the previous exposure to the pretest can sensitize participants to the measures being used, making them more likely to respond similarly in later assessments, regardless of any intervention or treatment they may have received.

The Use of Pretests in an Experimental Evaluation May Introduce