Nonequivalent control group quasi-experimental designs often include a pretest. The pretest is used to
A) determine which participants will be assigned to the experimental group and which participants will be assigned to the control group.
B) ensure that all participants are familiar with the procedures to be used in the study.
C) avoid testing confounds.
D) ensure that members of the experimental and control groups score similarly on the dependent variable before the independent variable is introduced.

Question

Quizplus · Accepted Answer

The pretest is used to ensure that members of the experimental and control groups score similarly on the dependent variable before the independent variable is introduced. This helps establish baseline levels of the dependent variable and reduces the risk of confounding variables affecting the results.

Nonequivalent Control Group Quasi-Experimental Designs Often Include a Pretest