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A double-blind study is one in which neither the researchers nor the subjects know which subjects are receiving the real treatment and which are receiving the placebo. What is the purpose of this design?

Respuesta :

Answer:  This procedure is utilized to prevent bias in research results. Double-blind studies are particularly useful for preventing bias due to demand characteristics or the placebo effect.

Answer:

It minimizes bias

Explanation:

a p e x

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