A controlled study in which neither the patient nor the examiner is aware of whether the patient is receiving a treatment,is called a(n)
A) statistical study.
B) double-blind study.
C) variable study.
D) adaptive study.
E) blind study.

Question

Quizplus · Accepted Answer

In a double-blind study, neither the patient nor the examiner is aware of whether the patient is receiving a treatment.

A Controlled Study in Which Neither the Patient nor the Examiner