A placebo effect is:
A)a change in a subject's behavior that is produced by the subject's beliefs and expectations rather than the actual drug, treatment, or procedure.
B)a researcher's confidence in his or her findings.
C)the instructions that are given to the research participants before an experiment begins.
D)the results that a researcher expects to discover.

Question

Quizplus · Accepted Answer

A placebo effect refers to a change in a subject's behavior or symptoms that are not due to the actual drug, treatment, or procedure but to the subject's beliefs and expectations about them. For example, if a person takes a sugar pill thinking that it is a pain reliever, they may feel better even though the pill has no active ingredients.

A Placebo Effect Is