The 2008 General Social Survey asked, “What do you think is the ideal number of children for a family to have?” The 678 females who responded had a median of 2, mean of 3.22, and standard deviation of...

The 2008 General Social Survey asked, “What do you think is the ideal number of children for a family to have?” The 678 females who responded had a median of 2, mean of 3.22, and standard deviation of 1.99(a) Verify that the 99% confidence interval for the population mean is (3.02, 3.42). (b) Is it plausible that the population mean is 2? Explain.