Question: In a multiple regression, the following sample regression equation is obtained: y = -8 + 2.6x1 - 47.2x2. a. Predict y if x1 equals 40

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

y̅ = -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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