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	param	t-stat
$ω$	2.4114	4.17
$α$	0.0610	27.57
$β$	0.9892	369.23
$ν$	5.0273	7.83

V-Lab

Automatic Data Processing Inc GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:27.51% (-1.19%)

Date Range:

Parameter Estimates

Other Automatic Data Processing Inc Analyses