question archive In a 2011 National Institute on Alcohol Abuse and Alcoholism survey, 33% of American adults said that they had never consumed alcohol (USA TODAY, November 17, 2011)
In a 2011 National Institute on Alcohol Abuse and Alcoholism survey, 33% of American adults said that they had never consumed alcohol (USA TODAY, November 17, 2011)
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In a 2011 National Institute on Alcohol Abuse and Alcoholism survey, 33% of American adults said that they had never consumed alcohol (USA TODAY, November 17, 2011). Suppose that this result is true for the 2011 population of American adults. In a recent random sample of 2300 adult Americans, 35% said that they had never consumed alcohol. Test the hypothesis that the current percentage of American adults who have never consumed alcohol is different from 33%. What is the critical value? What is the test statistic? What is the p-value? What is the decision?
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