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Mathematical Modeling of the Price Volatility of Maize and Sorghum between 1960 and 2022
Journal of Mathematics Letters
| Vol 1, Issue 1
Table 2. Test for Stationarity
| Maize | Sorghum | ||
| t-Statistic | t-Statistic | ||
| Augmented Dickey-Fuller test statistic | -20.51500 | -22.46341 | |
| Test critical values: | 1% level | -3.438842 | -3.439130 |
| 5% level | -2.865178 | --2.865305 | |
| 10% level | -2.568763 | --2.568831 | |
| Prob.* | 0.0000 | 0.0000 | |