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	param	t-stat
$ω$	2.8861	4.46
$α$	0.0702	33.33
$β$	0.9909	485.73
$ν$	5.7218	8.36

V-Lab

AT&T Inc GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Monday, March 16th, 2026:27.86% (-0.42%)

Date Range:

Parameter Estimates

Other AT&T Inc Analyses