Answer
The 95% confidence interval is between 120.938 and 135,149
The 95% prediction interval is between 103.132 and 152.954
Work Step by Step
With the results from item (c) still available in MINITAB:
Select Stats -> Regression -> Regression -> Predict
Enter 44.3 in the first cell of the table.
Click in Options and enter the level of confidence. Click OK.
Click OK.
