Question: or the multiple regression model hat ( Y ) = 4 0 + 1 5 x 1 - 1 0 x 2 + 5 x

or the multiple regression model hat(Y)=40+15x1-10x2+5x3, if x2 were to increase by 5 units, holding x1 and x3 constant, the value of Y vould be expected to decrease by 50 units.
a. True
b. False
or the multiple regression model hat(Y)=40+15x1-10x2+5x3, if x2 were to increase

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