question archive 6) The drug Lipitor is meant to reduce total cholesterol and LDL cholesterol
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6) The drug Lipitor is meant to reduce total cholesterol and LDL cholesterol. Suppose that it is known that 1.9% of patients taking competing drugs complain of flulike symptoms. In clinical trials, 19 outs of 863 patients taking 10mg of Lipitor daily complained of flu like symptoms. Is there evidence to conclude that more than 1.9% of Lipitor users experience flu like symptoms as a side effect at α = 0.05 level of significance? Use the Minitab printout below and show all steps
test and CI for one proportion side effects
method: p side effect proportion
Descriptive statistics Null hypothesis Ho:p=0.019
Alternative: Ho: p> 0.019
95% lower bound
N event sample p for p Hypothesis
863 19 0.022016 0.013800 z-value 0.65 p-value 0.258
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