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NCE / CPCE Counselor

Category - Research and Program Evaluation

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In the world of research, what is meant by a Placebo?

A substance producing no normal physiological effect
Something used as a control technique
Usually used in drug research
All of the above

Explanation

Answer: D - A Placebo is a substance that would normally produce no physiological effect that is used as a control technique, usually in drug research.

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