A recent study indicated that 26% of the 170 women over age 55 in the study were widows. Round up your answers to the next whole for the following questions. of 2 large a sample must you take to be 95% confident that the estimate is within 0.05 of the true proportion of women over age 55 who are ws? n=296 : 1/2 = 2 of 2 o estimate of the sample proportion is available, how large should the sample be? n= X S

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