In the aerobic exercise experiment described in the textbook, the experimenter might conclude there is a placebo effect if the reduction of anxiety in the placebo group was significantly _____ than the reduction in the _____ group.

Question

Quizplus · Accepted Answer

The placebo effect occurs when participants experience changes in their condition due to their expectations rather than the actual treatment. If the reduction of anxiety in the placebo group is significantly greater than in the control group (which receives no treatment), it suggests that expectations (believing they are receiving treatment when they are not) can influence outcomes, indicating a placebo effect.

In the Aerobic Exercise Experiment Described in the Textbook, the Experimenter