PLEASE SOLVE IT WITH EXCEL WITH FOURMELA IWILL GIVE UP VOTE

2. Weekly demand figures at Pizza Place are as follows: Week 1 2 3 4 5 6 Demand (SAR) 108 116 118 124 96 119 96 102 112 102 7 8 9 10 11 12 92 91 Estimate demand for the next 4 weeks using a 4-week moving average Use simple exponential smoothing with a = 0.1, given that the forecast for week (1) = 105.7 SAR. Evaluate MAD, MAPE, bias and TS in each case. Which of the two methods do you prefer and why