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Here are summary statistics for randomly selected weights of newborn​ girls: n=218, mean=30.1, s=7.1hg.Construct a confidence...

Here are summary statistics for randomly selected weights of newborn​ girls: n=218, mean=30.1, s=7.1hg.Construct a confidence interval estimate of the mean. Use a 99​% confidence level. Are these results very different from the confidence interval 28.3 hg<μ<32.1hg with only 18 sample​ values, mean=30.230.2 ​hg, and s=2.8 ​hg?

What is the confidence interval for the population mean μ​?

___ hg< mu<___hg

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