Ace the AP Psychology Test 2025 – Unlock Your Mind’s Potential!

Question: 1 / 530

What does the placebo effect refer to?

The results of taking real medication

Side effects caused by actual drugs

Any effect on behavior caused by a placebo

The placebo effect refers to the phenomenon where a person experiences a change in their behavior or symptoms as a result of receiving a placebo, which is a substance or treatment with no active ingredients or therapeutic value. Option A, B, and D all involve medication or drugs, which are not placebos. Only option C correctly identifies the unique characteristic of the placebo effect - that it specifically refers to changes caused by a placebo and not the result of any active medication or treatment.

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Unexpected results in a drug-evaluation study

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