Multiple Choice
Dr. Su is conducting a study on a new antidepressant. Half of the participants are given the new drug and the other half are given a placebo. The participants are not told which treatment they receive, and neither are the nurses handing out the treatment, so that the nurses do not offer the participants any clues. As such, Dr. Su is using a ___________ procedure to minimize the placebo effect.
A) random selection
B) double-blind
C) confirmation
D) limited exposure
Correct Answer:
Verified
Correct Answer:
Verified
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