Multiple Choice
Terrell is performing a study on the effects of benzodiazepines on anxiety. Some patients are in the control group and others in the experimental group. Only Terrell knows who is in what group. This is known as a:
A) Single-blind study.
B) Placebo effect.
C) Double-blind study.
D) Equipoise principal.
Correct Answer:
Verified
Correct Answer:
Verified
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