14.23 The following MINITAB output relates to a house having 2,000 square feet and a rating of 8. ...

14.23 The following MINITAB output relates to a house having 2,000 square feet and a rating of 8.
New Obs 1
Fit 172.28
SE Fit 1.57
95% CI (168.56, 175.99)
95% PI (163.76, 180.80)
a Report (as shown on the output) a point estimate of and a 95 percent confidence interval for the mean sales price of all houses having 2,000 square feet and a rating of 8.
b Report (as shown on the output) a point prediction of and a 95 percent prediction interval for the actual sales price of an individual house having 2,000 square feet and a rating of 8.
c Find 99 percent confidence and prediction intervals for the mean and actual sales prices referred to in parts a and b. Hint: n = 10 and s = 3.24164. Optional technical note needed.