In clinical trials involving tests of new medical treatments it may be extremely difficult to get patients to agree to be randomly assigned to either the treatment or the control group.In these situations researchers can use
A) quasi-experimental designs.
B) natural groups designs.
C) yoked control designs.
D) matched groups designs.
Correct Answer:
Verified
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Q30: When people's performance changes because they are
Q31: The hallmark of a quasi-experiment is
A)high levels
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Q35: Random assignment to conditions is used in
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