Mathematics, 29.06.2019 00:00, kevin2618
Adrug 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.
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Mathematics, 22.06.2019 01:50, ashleyaparicio876
The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)
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