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The results of forecasting (third approach and product without shortage).
| Forecasting accuracy | Single expo. smooth. | Double expo. smooth. | Moving average | Holt's Linear | Holt-Winter's Multip. | Holt-Winter's Additive | Holt-Winter's no trend | Naive |
|---|---|---|---|---|---|---|---|---|
| MAPE | 10.98 | 8.21 | 12.29 | 10.19 | 9.77 | 9.81 | 9.81 | 12.86 |
| MSE | 6852580 | 7001301 | 9211742 | 8947946 | 6551488 | 6558831 | 6329627 | 11814118 |
| U2 | 0.58003 | 0.59262 | 0.77972 | 0.75739 | 0.55455 | 0.55517 | 0.53577 | 1.0 |
