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In a random sample of 300 elderly men, 65% were married, while in a random sample of 400 elderly women, 48% were married. Which of

In a random sample of 300 elderly men, 65% were married, while in a random sample of 400 elderly women, 48% were married. Which of the following is the 99% confidence interval estimate for the difference between the proportion of elderly men and the proportion of elderly women who are married?

0.560.0670.560.067

0.170.0730.170.073

0.170.0960.170.096

0.550.067

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