A hospital is considering the purchase of a new ambulance. The decision will rest partly on the anticipated distance to be driven next year. The kilometers are driven during the past five years are as follows: year Distance (KM) 1 3000 2 4000 3 3400 4 3800 5 3700 a) Forecast the number of kilometers for years 3-6 using a two year moving average. b) Find the MAD and MSE based on the two-year moving average forecast in part (a)