Question: Lipitor is the trade name of the drug atorvastatin which
Lipitor is the trade name of the drug atorvastatin, which is used to reduce cholesterol in patients. Adverse reactions have been studied in clinical trials, and the table below summarizes results for infections in patients from different treatment groups. Use a 0.01 significance level to test the claim that getting an infection is independent of the treatment. Does the atorvastatin treatment appear to have an effect on infections?
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