A placebo is an inactive or inert substance that appears to be a real drug. It is often given to the control group in a research study to compare the effects of the active drug to the effects of no treatment. It is not an active drug (A), is not only used in correlational research studies (B), and is still necessary even if a single-blind research procedure is used (D).

Solved

A Placebo Is

Question 212

Multiple Choice

A placebo is:

A) an active drug that is given to the experimental group in a research study
B) only used in correlational research studies
C) an inactive or inert substance that appears to be a real drug
D) is not necessary if a single-blind research procedure is used

Correct Answer: