Mathematics, 27.05.2020 19:00, tdyson3p6xvtu

A very large study showed that aspirin reduced the rate of first heart attacks by 31%. A pharmaceutical company thinks it has a drug that will be more effective than aspirin, and plans to do a randomized clinical trial to test the new drug. a) Is the alternative to the null hypothesis more naturally one-sided or two-sided? Explain. b) The P-value from a clinical trial testing the hypothesis is 0.0021. What do you conclude? c) What would you have concluded if the P-value had been 0.21?

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A very large study showed that aspirin reduced the rate of first heart attacks by 31%. A pharmaceuti...