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	param	t-stat
$ω$	3.7423	3.50
$α$	0.0718	44.04
$β$	0.9905	374.62
$ν$	4.0395	14.71

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Quest Diagnostics Inc GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:31.29% (-0.55%)

Date Range:

Parameter Estimates

Other Quest Diagnostics Inc Analyses