Exhibit 11-1 A drug and a placebo are compared for treating diabetes.A random half of the subjects receive the drug,while the other half receives the placebo.Blood glucose level is tested in all of the subjects several times a day.
Refer to Exhibit 11-1.What type of design does this study represent?
A) Single-factor within-subjects
B) Single-factor between subjects
C) One-group pretest-posttest
D) Posttest-only design with nonequivalent control groups

Question

Quizplus · Accepted Answer

This study represents a single-factor between subjects design, where one group receives the drug and the other receives the placebo. The blood glucose level is tested in both groups, which allows for a comparison between the two conditions.

Exhibit 11-1 a Drug and a Placebo Are Compared for Treating