Question: In a multiple regression, the following sample regression equation is obtained: = 8 + 2.6x1 47.2x2. a. Predict y if x1 equals

In a multiple regression, the following sample regression equation is obtained:

ŷ = − 8 + 2.6x1 − 47.2x2.

a. Predict y if x1 equals 40 and x2 equals− 10.

b. Interpret the slope coefficient of x2.

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