railway RRB JE (CBT I + CBT II) Mock Test 2024 Industrial Engineering Production Planning and Inventory Control Forecasting
Which of the following is true concerning the weighted moving average?
1
The oldest data will generally be given the greatest weight.
2
If the weighted moving average forecast is 57.3, then the final forecast must be rounded up to 58
3
If the most recent periods are too heavily weighted, the forecast might overreact
4
The weighted moving average is usually more accurate than a simple moving average.