Josephine is one of 20 participants in a clinical trial for a new weight loss drug. If Josephine receives a placebo rather than the actual drug, to which group does Josephine belong?
A) experimental group
B) control group
C) epidemiological group
D) hypothesis group
Correct Answer:
Verified
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Q18: A hypothesis is
A) an idea generated by
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Q27: A well- balanced diet includes all of
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