The Carbondale Hospital is considering the purchase of a new ambulance. The decision will rest partly on the anticipated mileage to be driven next year. The miles driven during the past $5$ ?years are as $?$ ?follows:

$$ ?

Year

$1$

$2$

$3$

$4$

$5$

Mileage

$3,050$

$4,050$

$3,500$

$3,800$

$3,750$

?

Part $2$

$?$ a $)$ ?Using a $?2-$ year moving $?$ ?average, the forecast for year $6?=$ ?enter your response here miles $?($ round your response to the nearest whole $?$ ?number $).$