Time-series forecast

1. Forecast for period 11 using exponential smoothing using an alpha of 0.05 and assuming your forecast for the first period was 131 [2]
2. 3-month moving average [2]
3. Compute a weighted average forecast using a weight of .40 for the most recent period, .30 for the next most recent, .20 for the next, and .10 for the next. [3]
4. CFE for the 3 forecast techniques in 1-3 above [3]
5. TS for the 3 forecast techniques in 1-3 above [3]
6. MAD for the 3 forecast techniques in 1-3 above [3]
7. MSE for the 3 forecast techniques in 1-3 above [3]
8. MAPE for the 3 forecast techniques in 1-3 above [3]
9. Based on the error calculated, which forecast is best? Type your answer on the space provided below. [2]

C12 A B C 3 1 Period Demand 2 1 138 2 145 4 3 144 5 4 146 6 5 143 7 6 128 8 7 150 9 8 139 10 9 142 147 11 10 12 11 13 14