Exhibit 11.1: In the following items, select the experimental design that best fits the descriptive statement.
-Refer to Exhibit 11-1.Includes more than one control group with one group receiving neither pretest nor treatment.
A) One-group, pretest-posttest design
B) Randomized subjects, posttest only, control-group design
C) Randomized subjects, pretest-posttest, control-group design
D) Randomized Solomon four-group design
E) Counterbalanced design

Question

Quizplus · Accepted Answer

The randomized Solomon four-group design includes more than one control group and is designed to test both the effects of pretesting and treatment. It involves four different groups: one group receiving both pretest and treatment, one group receiving only treatment, one group receiving only pretest, and one group receiving neither pretest nor treatment.