The use of pretests with an experimental evaluation
A) permits one to control for random individual pretest differences, thereby lowering Type II error.
B) gives the appearance of credibility to the evaluation but is of no practical use.
C) is a violation of experimental design.
D) will not be understood by stakeholders.

Question

Quizplus · Accepted Answer

Pretests can help control for random individual pretest differences, which can improve the accuracy of the experimental evaluation and potentially reduce the likelihood of Type II errors. It is not a violation of experimental design and may be understood by stakeholders if properly explained.

The Use of Pretests with an Experimental Evaluation