Here are summary statistics for randomly selected weights ofnewborn​ girls: nequals193​, x overbarequals32.2 ​hg, sequals6.4hg. Construct a confidence interval estimate of the mean. Use a90​% confidence level. Are these results very different from theconfidence interval 31.1 hgless thanmuless than33.1 hg with only 15sample​ values, x overbarequals32.1 ​hg, and sequals2.1 ​hg?
What is the confidence interval for the population mean mμ​?
Are the results between the two confidence intervals very​different?
