Question: Given the following cubic regression function: f ( x ) = 0 . 0 0 3 0 3 x 3 0 . 0 6 1

Given the following cubic regression function: f(x)=0.00303x30.0616x2+2.081x+2.532

a) Find the value of the dependent variable when the value of the independent variable is 75.

b) Find the value of the dependent variable when the value of the independent variable is -40.

c) Find the value of the dependent variable when the value of the independent variable is 500.

d) Find the value of the dependent variable when the value of the independent variable is -300.

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