[REFER TO PROBLEMS IN THE BACK OF CHAPTER 7 OF TEXT].

Problem 9-1

Fit a one-predictor-variable linear regression curve to the data of Problem 7-4 using online regression 11.

Problem 9-2

Fit a one-predictor-variable nonlinear regression curve to the data of Problem 7-6 using online regression 12.

Problem 9-3

Fit a two-predictor-variable linear regression curve to the data of Problem 7-8 using online regression 13.

Problem 9-4

Fit a two-predictor-variable nonlinear regression curve to the data of Problem 7-7 using online regression 14.

Problem 9-5

Fit a parabolic regression curve to the intensity-duration data of Problem 7-11 using online regression 15.