The following sample of 16 measurements was selected from a population that is approximately normally distributed: 91 80 99 110 95 106 78 121 106 100 97 82 100 83 115 104
A) Construct a 99% confidence interval for the population mean.
B) Construct a 90% confidence interval for the population mean.
C) Carefully interpret each of the confidence intervals in A and B.