Question: state null and alternative hypothesis, value of test statistic, decision rule for rejecting the null hypothesis, and reject or fail to reject The director of

state null and alternative hypothesis, value of test statistic, decision rule for rejecting the null hypothesis, and reject or fail to reject

The director of research and development is testing a new medicine. She wants to know if there is evidence at the 0.05 level that the medicine relieves pain in more than 379 seconds. For a sample of 12 patients, the average time in which the medicine relieved pain was 387 seconds with a standard deviation of 21. Assume the population distribution is approximately normal

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