8 7 Heart Attack Prevention A new drug is being tested to see whether it...
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8 7 Heart Attack Prevention A new drug is being tested to see whether it can reduce the chance of heart attack in people who have previously had a heart attack The rate of heart attack in the popula tion of concern is 0 20 The null hypothesis is that p the population proportion using the new drug that have a heart attack is 0 2 Pick the correct alternative hypothesis i p 0 2 ii p 0 2 iii p 0 2
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