Refer to Exercise 12.45.
a. Estimate the average number of passing yards for games in which Brees throws 20 completed passes using a 95% confidence interval.
b. Predict the actual number of passing yards for games in which Brees throws 20 completed passes using a 95% confidence interval.
c. Would it be advisable to use the least-squares line from Exercise 12.45 to predict Brees' total number of passing yards for a game in which he threw only five completed passes? Explain.
In Exercise 12.45

Transcribed Image Text:

the 23 25 995 27 27 103 360 005 750-sec 745593653 76505 22332 2231726 851 013 22 201 30 195 934595 e-780341747 1-223322332 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7