Question: Using the actual demand shown in the table below, what is the forecast for May (accurate to 1 decimal) using a 4-month weighted moving average
Using the actual demand shown in the table below, what is the forecast for May (accurate to 1 decimal) using a 4-month weighted moving average and the weights 0.1, 0.2, 0.3, 0.4 (with the heaviest weight applied to the most recent period)?
| Nov. | Dec. | Jan. | Feb. | Mar. | Apr. |
| 39 | 36 | 40 | 38 | 48 | 46 |
| a)44.4 | ||
| b)43.0 | ||
| c)42.5 | ||
| d)41.6 |
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