Here are summary statistics for randomly selected weights of newborn girls: n=245, x=31.1 hg, s=7.9 hg. Construct a confidence interval estimate of the mean. Use a 95% confidence level. Are these results very different from the confidence interval 29.5 hg <<33.1 hg with only 17 sample values, x= 31.3 hg, and s=3.5 hg? What is the confidence interval for the population mean μ? ng<

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