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Using the simple random sample of weights of women from a data? set, we obtain these...

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Basic Math

Using the simple random sample of weights of women from a data?set, we obtain these sample? statistics:

nequals=4040

and

x overbarxequals=147.53

lb. Research from other sources suggests that the population ofweights of women has a standard deviation given by

sigma?equals=32.57

lb.

a. Find the best point estimate of the mean weight of allwomen.

b. Find a 95% confidence interval estimate of the mean weight ofall women.

Answer & Explanation Solved by verified expert
3.9 Ratings (657 Votes)
Solution Given thatpoint estimate of mean is 14753 14753    See Answer
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