In Testing the Mood-Altering Effects of Anabolic Steroids, 20 Volunteers

question 47

Multiple Choice

In testing the mood-altering effects of anabolic steroids, 20 volunteers were given a placebo on day 1, a low dose of steroids on day 3, a higher dose of steroids on day 6 and a placebo again on day 9. What is the control in this experiment?

• A)The experiment has no control since all of the subjects were test subjects.
• B)The volunteers given the high dose of steroids were the control.
• C)Each volunteer became part of the experimental control when they were given a placebo.

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