Of the following, which is an example of a pre-experimental design?
A) Time series design
B) Posttest-only design with nonequivalent groups
C) Posttest only control group design
D) Nonequivalent control group design

Question

Quizplus · Accepted Answer

A posttest-only design with nonequivalent groups is considered a pre-experimental design because it lacks random assignment and a control group, making it less rigorous in establishing causality.

Of the Following, Which Is an Example of a Pre-Experimental