A manufacturer withdrew Drug V from the market after a study revealed that its use was associated with an increase in the risk

Question

A manufacturer withdrew Drug V from the market after a study revealed that its use was associated with an increase in the risk of heart attack The experiment was placebo controlled randomized and double blind Out of 1287 people taking Drug V there were 47 heart attacks and out of 1283 people taking the placebo there were 24 heart attacks Perform a hypothesis test to test whether those who take Drug V have a greater rate of heart attack than those who take a placebo Use a level of significance of 0 01 Can we conclude that Drug V causes an increased risk of heart attack Determine the hypotheses for this test Let p represent the population proportion of heart attacks for those who take Drug V and let p represent the population proportion of heart attacks for those who take the placebo Choose the correct answer below OA Ho P SP2 Ha P P2 O D Ho P1 P2 Ha P P2 Find the test statistic for this test O Reject Ho O Do not reject Ho OB Ho P1 P2 Ha P1 P2 O E Ho P1 P2 Ha P1 P2 z Round to three decimal places as needed Find the p value for this test p value Round to three decimal places as needed What is the conclusion for this test Can we conclude that Drug V causes an increased risk of heart attack OC Ho P1 P2 Ha P1 P2 OF Ho P P2 H P P2 OA No because Ho was not rejected OB Yes because the experiment satisfies the cause and effect relationship conditions and because Ho was rejected OC No because Ho was rejected O D Yes because the experiment satisfies the cause and effect relationship conditions and because Ho was not rejected

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