Question $9$: Based on machine$-$hours, develop a simple regression model. Estimate overhead if the company expects the plant to operate at a monthly average of $9,000$ machine$-$hours next year.

$3$ points

QUESTION $3$

Question $10$: Based on labor$-$hours, develop a simple regression model. Estimate overhead if the company expects the plant to operate at a monthly average of $3,000$ labor$-$hours next year.

$3$ points

QUESTION $4$

Question $11$: Based on both machine$-$hours labor$-$hours, develop a multiple regression model. Estimate overhead if the company expects the plant to operate at a monthly average of $9,000$ machine hours and $3,000$ labor$-$hours next year.