Suppose in Review Exercise 11 60 that we are also given the number of class periods missed by the 12 students taking the chemistry course The complete data are shown next (a) Fit a multiple linear regression equation of the form y b a 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 Chemistry Grade, y Test Classes Score, Missed, 2 Student 85 65 2 74 50 76 55 90 65 85 55 70 65 87 94 98 70 Chemistry Grade y 81 Test Classes Score E 55 Missed, a2 Student 10 70 50 55 76 74 11 12 4

Question: Suppose in Review Exercise 11.60 that we are also given the number of class periods missed by the 12 students taking the chemistry course. The

Suppose in Review Exercise 11.60 that we are also given the number of class periods missed by the 12 students taking the chemistry course. The complete data are shown next.

(a) Fit a multiple linear regression equation of the form y = b a + b₁x₁ + b₂x₂.

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

Chemistry Grade, y Test Classes Score, Missed, 2 Student 85 65 2

Chemistry Grade, y Test Classes Score, Missed, 2 Student 85 65 2 74 50 76 55 90 65 85 55 70 65 87 94 98 70 Chemistry Grade. y 81 Test Classes Score. E 55 Missed, a2 Student 10 70 50 55 76 74 11 12 4

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