The manager of the Petroco Service Station wants to forecast the demand for unleaded gasoline next month so that the proper number of gallons can be ordered from the distributor. The owner has accumulated the following data on demand for unleaded gasoline from sales during the past 10 months: MAT540 Homework Week 4 Page 2 of 5 Month Gasoline Demanded (gal.) October 775 November 835 December 605 January 450 February 600 March 700 April 820 May 925 June July 1500 1200 a. Compute an exponential smoothed forecast, using an value of 0.4 b. Compute the MAD.