Better than aspirin? A very large study showed that aspirin reduced the rate of

Question

Better than aspirin? A very large study showed that aspirin reduced the rate of first heart attacks by 44%. A pharmaceutical company thinks they have a drug that will be more effective than aspirin, and plans to do at randomized elinical trial to test the new drug. a) What is the null hypothesis the company will use? b) What is their alternative hypothesis? Better than aspirin? A very large study showed that aspirin reduced the rate of first heart attacks by 44%. A pharmaceutical company thinks they have a drug that will be more effective than aspirin, and plans to do at randomized elinical trial to test the new drug. a) What is the null hypothesis the company will use? b) What is their alternative hypothesis?

Explanation / Answer

Null Hypothesis : First heart attack by new drug is 44% (p=0.44)

Alternate Hypothesis: First heart attack by new drug is less than 44% (p<44%)

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