When participants are measured on the variable of interest before the experiment begins and are then assigned to conditions on the basis of their score, the design is called a
A) one way design.
B) two way design.
C) matched group design.
D) before after design.

Question

Quizplus · Accepted Answer

This is a matched group design, where participants are matched based on a pretest or some other criterion and then assigned to different groups, ensuring that the groups are equivalent on the matching variable(s) at the start of the experiment.

When Participants Are Measured on the Variable of Interest Before