Dr Sesay Is Testing a New Antidepressant

question 426

Multiple Choice

Dr. Sesay is testing a new antidepressant. He gives the experimental group the new medication and the control group sugar pills that look exactly the same as the real medication. However, some of the people who are taking the sugar pills start to feel less depressed. What is the most likely explanation?

• A)sugar relieves depression to some extent
• B)the subjects are secretly taking other antidepressants on the side
• C)Dr.Sesay accidentally gave them the real antidepressants
• D)they expect to feel better, which makes them feel better
• E)random variation

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