Question: Gender and labels using plus four. Refer to Example 8.7 (page 475), where we computed a 95% confidence interval for the difference in the proportions

Gender and labels using plus four. Refer to Example 8.7 (page 475), where we computed a 95% confidence interval for the difference in the proportions of men and women who were likely to use “No Sweat” labels when deciding to purchase clothing.

Redo the computations using the plus four method and compare your results with those obtained in Example 8.7.

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