1. Develop a forecast for the next period, given the data below, using a a. 4-period MA b. 3-period MA 2. Consider the data below. Using exponential smoothing with alpha =0.2, and assuming the forecast for period 11 was 80 . what would the forecast for Deriod 14 be? 3. A manager has been using a certain technique to forecast demand for gallons of ice cream for the past six periods. a. Compute for a 5 period MA b. Given weights of .5,35, and .15 , develop a forecast for period 8 using 3 period weighted mnvinn avarane 4. Given the data below, develop a forecast for period 6 using a four-period weighted moving average and weights of 0.4,0.3,0.2 and 0.1