AT&T Inc GAS-GARCH Student T Volatility Analysis
Volatility Prediction for Monday, October 13th, 2025:21.83% (-0.37%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 2.8778 | 4.35 | |
| 0.0699 | 32.68 | |
| 0.9910 | 481.31 | |
| 5.7072 | 8.30 |
Estimation Period:
Jan 2, 1990 to Oct 10, 2025
Jan 2, 1990 to Oct 10, 2025
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