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(Solved): 4-17e(1). Accountants at the firm Walker and Walker believed that several traveling executives submi ...



4-17e(1). Accountants at the firm Walker and Walker believed that several traveling executives submit unusually high travel vouchers when they return from business trips. The accountants took a sample of 200 vouchers submitted from the past year, they then developed the following multiple regression equation relating expected travel cost

(Y)

to number of days on the road

(x_(1))

and distance traveled

(x_(2))

in miles:

hat(\gamma )=590 548.5x_(1) 5.40x_(2)

The coefficient of coerelation computed was 0.68 . c(1), What is the coefficient of determination? .825 .36 .46 68



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