Estimate demand for the next 4 weeks using a 4-week moving average as well as simple exponential smoothing with a = 0.1. Evaluate the MAD, MAPE and MSE. Which of the two methods do you prefer? Why? 1. Weekly demand figures at Hot Pizza are as follows: Week 1 2 3 4 5 6 7 8 9 10 11 12 Demand (5) 108 116 118 124 96 119 96 102 112 102 92 91