Question: Consider the electric power data in Exercise 12-6. Build regression models for the data using the following techniques: (a) All possible regressions. Find the minimum

Consider the electric power data in Exercise 12-6.

Build regression models for the data using the following techniques:

(a) All possible regressions. Find the minimum Cp and minimum MSE equations.

(b) Stepwise regression.

(c) Forward selection.

(d) Backward elimination.

(e) Comment on the models obtained. Which model would you prefer?

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