Q4. (20 pts). Weekly demand figures at Hot Pizza are given in the table. The forecasting department wants to determine which forecasting method to use: 3-period moving average or 4-period moving average. Determine which method is better using Absolute Deviation measure. Week Demand 1 108 2 116 3 118 4 124 5 96 6 119 7 96 8 102 9 112 10 102 11 92 12 91 Q4. (20 pts). Weekly demand figures at Hot Pizza are given in the table. The forecasting department wants to determine which forecasting method to use: 3-period moving average or 4-period moving average. Determine which method is better using Absolute Deviation measure. Week Demand 1 108 2 116 3 118 4 124 5 96 6 119 7 96 8 102 9 112 10 102 11 92 12 91