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Here are summary statistics for randomly selected weights of newborn girls: n = 236, x = 31.7 hg, s = 6.9 hg. Construct a

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Here are summary statistics for randomly selected weights of newborn girls: n = 236, x = 31.7 hg, s = 6.9 hg. Construct a confidence interval estimate of the mean. Use a 95% confidence leve Are these results very different from the confidence interval 30.3 hg

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