Construct a confidence interval for Hd the mean of the differences d for the population of paired data. Assume that the population of paired
differences is normally distributed. Using the sample paired data below, construct a 90% confidence interval for the population mean of all
differences.
A
5.0 5.1 4.6 3.5 6.0
B 4.7 3.9 4.2 4.2 3.7