Both samples were of 16 women and the standard deviation

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Q1) A researcher suggests that male nurses earn more money than female nurses. A survey of 16 male and 20 female nurses reported the data below. Is there enough evidence, at Alpha = .01, to support the claim that male nurses earn more money?

Q2) A company reported that an insured woman's average stay in the hospital for normal childbirth is 2.3 days, while an uninsured woman's average stay is 1.9 days. Both samples were of 16 women and the standard deviation for each was 0.6. At Alpha = .01, test the claim that the means are equal. Then calculate the 99% confidence interval for the difference of the means.

Reference no: EM13579265

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