noelia19b noelia19b

16-02-2024
Mathematics

contestada

Here are summary statistics for randomly selected weights of newborn girls: nequals191, x overbarequals31.6 hg, sequals7.5 hg. Construct a confidence interval estimate of the mean. Use a 95% confidence level. Are these results very different from the confidence interval 29.3 hgless thanmuless than32.9 hg with only 15 sample values, x overbarequals31.1 hg, and sequals3.3 hg?
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Part 1
What is the confidence interval for the population mean mu?

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