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Question: using the simple random sample of weights of women from...

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Using the simple random sample of weights of women from a data​ set, we obtain these sample​ statistics: nequals40 and x overbarequals154.41 lb. Research from other sources suggests that the population of weights of women has a standard deviation given by sigmaequals32.33 lb. a. Find the best point estimate of the mean weight of all women. b. Find a 90​% confidence interval estimate of the mean weight of all women.

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