Mathematics, 21.01.2021 22:10 gracynamos

A 95% confidence interval for the true proportion of women surviving their husbands is (0.561, 0.724). Recently a survey of 2,500 seniors receiving Social Security payments conducted by HHS reported that only 52.9% of women survived their husbands. Based on the confidence interval, is there sufficient evidence to suggest that the true proportion of women surviving their husbands is higher than 52.9%

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A 95% confidence interval for the true proportion of women surviving their husbands is (0.561, 0.724...