Question: Is it fail to reject or reject the null hypothesis? The federal government surveyed two groups of people to decide whether to increase the tax

Is it fail to reject or reject the null hypothesis?

The federal government surveyed two groups of people to decide whether to increase the tax rate on alcohol to help pay for construction on highways. Use the table to construct a 85% confidence interval and test the hypothesis at the 15% level of significance that the proportion of nondrinkers is higher than that of drinkers. Drinkers Nondrinkers Sample Size n 800 500 Number that said 350 280 yes X

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