The purpose of the use of a placebo is to control for the __________ of research participants.
A)suspicions
B)expectations/beliefs
C)fears
D)cooperation

Question

Quizplus · Accepted Answer

The purpose of using a placebo is to control for the expectations or beliefs of research participants. By providing a control group with a placebo treatment, researchers can determine the true effects of an experimental treatment without the influence of participants' expectations or beliefs.

The Purpose of the Use of a Placebo Is to Control