How large a sample is needed in Problem 7.15 to achieve 90% power? Suppose that 25% of
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How large a sample is needed in Problem 7.15 to achieve 90% power?
Suppose that 25% of patients with MI in 2000 died within 24 hours. This proportion is called the 24-hour case-fatality rate.
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To compute the sample size needed to achieve 90 power we use ...View the full answer
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