Exhibit 11-2 Refer to the following key:
R = random Assignment
X = experimental treatment
O = pretest or posttest observation
Refer to Exhibit 11-2.X O represents the
A) one-group pretest-posttest design
B) one-shot case study
C) posttest control group design
D) one-group posttest only design

Question

Quizplus · Accepted Answer

In Exhibit 11-2, there is only one group and the observation is taken after the treatment, indicating a one-group posttest only design. The X represents the experimental treatment and there is no control group, ruling out options A and C. The absence of a pretest also rules out option B.

Exhibit 11-2 Refer to the Following Key