Social Variables Russ suffers from social anxiety and participated in a 6-month study of a drug developed to treat this disorder.While the physician who provided his medication knew that Russ was in the experimental group, he did not disclose this information to Russ until the study was completed.Russ participated in a(n)
A)double-blind experiment.
B)ex post facto study.
C)quasi-experiment.
D)single-blind experiment.

Question

Quizplus · Accepted Answer

Russ participated in a single-blind experiment because the physician knew which group Russ was assigned to, but Russ himself did not know until after the study was completed.

Social Variables Russ Suffers from Social Anxiety and Participated in a 6-Month