The following pertain(s) to a pretest-posttest design:
A) The between-groups IV must be active
B) The between-groups IV must be an attribute
C) The within-subjects IV must be active
D) The within-subjects IV is change over time

Question

Quizplus · Accepted Answer

In a pretest-posttest design, the within-subjects IV is change over time as the same participants are tested before and after an intervention, while the between-groups IV may or may not be active or an attribute.

The Following Pertain(s) to a Pretest-Posttest Design