Here are summary statistics for randomly selected weights ofnewborn girls: n = 192, X=26.5 hg, S= 7.1 Construct a confidenceinterval estimate of the mean. Use a 99% confidence level. Arethese results very different from the confidence interval 24.4 hg< U < 28.0 hg with only 19 sample values, X= 26.2 hg, and S=2.7 Hg?
What is the confidence interval for the population mean ? ?___hg < U< ___ hg
