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Suppose that 25% of patients with MI in 2000 died within 24 hours. This proportion is...

Suppose that 25% of patients with MI in 2000 died within 24 hours. This proportion is called the 24-hour case-fatality rate.

7.14 Of the 15 new MI cases in the preceding study, 5 died within 24 hours. Test whether the 24-hour casefatality rate changed from 2000 to 2010.

Math   Statistics-And-Probability   
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