Table 4 Statistical analysis of different exponential smoothing models.
Model | Indicator | Estimate | SE | t Value | P Value |
|---|---|---|---|---|---|
Simple seasonality model | α | 0.483 | 0.115 | 4.203 | <0.001 |
δ | 0.019 | 0.108 | 0.172 | 0.864 | |
Winters addition model | α | 0.302 | 0.090 | 3.365 | <0.001 |
γ | 3.881 | 0.037 | 0.001 | 1.000 | |
δ | 6.216 | 0.118 | 01001 | 1.000 | |
Winters multiplication model | α | 0.099 | 0.036 | 2.741 | 0.008 |
γ | 9.232 | 0.047 | 0.001 | 1.000 | |
δ | 0.311 | 0.145 | 2.151 | 0.036 |
