Miguel has been unable to sleep for the past one week.His wife gives him a vitamin pill and tells him that it will help him sleep at night.The next morning, Miguel is thrilled because he has slept better than ever before.In this scenario, Miguel's response to the vitamin can be attributed to
A)the schedules of reinforcement.
B)aversive conditioning.
C)spontaneous recovery.
D)the placebo effect.

Question

Quizplus · Accepted Answer

Miguel's response to the vitamin pill can be attributed to the placebo effect, which refers to a person's belief or expectation that a treatment, even if it is inert, will have a beneficial effect. This effect can be strong enough to produce real physiological changes in the body, including improvements in sleep quality.

Miguel Has Been Unable to Sleep for the Past One