The materials handling manager of a manufacturing company is trying to forecast the cost of maintenance for the$$ company's fleet of$$ over$-$the$-$road tractors. The manager believes that the cost of maintaining the tractors increases with their age. The following data was$$ collected:

$$

Age$($years$)$

Yearly Maintenance Cost$($$$)$

Age$($years$)$

Yearly Maintenance Cost$($$$)$

Part $2$

a$.$ Use POM for$$ Windows' least$$ squares$-$linear regression module to develop a relationship to forecast the yearly maintenance cost based on the age of a tractor. $($Enter your responses rounded to three decimal places and include a minus sign if$$ necessary.$)$

Y

$$

enter your response here

$$

enter your response hereX

where YYearly maintenance cost in dollars and XAge in years.