Sandy was participating in an experiment in which she was given a pill that was supposed to cause her to get drowsy.Five minutes after taking the pill,Sandy reported that she felt drowsy and wanted to lie down.The pill was actually made of sugar and had no ingredients to cause drowsiness.How do you explain Sandy's drowsy feeling?
A)experimenter effect
B)placebo effect
C)subject bias
D)treatment effect

Question

Quizplus · Accepted Answer

The drowsy feeling experienced by Sandy was likely due to the placebo effect, where the belief that she had taken a pill that would make her drowsy resulted in actual drowsiness. This is a common phenomenon observed in medical experiments and clinical trials, where participants may report improvement in symptoms even after taking a placebo.

Sandy Was Participating in an Experiment in Which She Was