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OpenStudy (anonymous):
A drug researcher decides to test a new arthritis pain medication for safety and effectiveness on a treatment group of 100 severely disabled arthritis sufferers in a hospital ward. Everyone in the group is assigned a number. Patients with an even number receive the drug. Patients with an odd number receive a placebo. Which of the following principles of experimental design are being followed? Check all that apply. A. Replication B. Blocking C. Blindness D. Lurking E. Randomization
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OpenStudy (anonymous):
One is random. c:
OpenStudy (anonymous):
is that the only one?
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