Suppose in Review Exercise 11.53 on page 437 that we were

Chapter 12, Problem 12.3

(choose chapter or problem)

Suppose in Review Exercise 11.53 on page 437 that we were also given the number of class periods missed by the 12 students taking the chemistry course. The complete data are shown.

(a) Fit a multiple linear regression equation of the form \(\hat y = b_0 + b_1 x_1 + b_2 x_2\).

(b) Estimate the chemistry grade for a student who has an intelligence test score of 60 and missed 4 classes.

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