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	param	t-stat
$ω$	1.3113	6.85
$α$	0.1084	36.43
$β$	0.9847	407.39
$ν$	6.9229	7.14

V-Lab

Invesco RAFI US 1000 ETF GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:13.52% (-0.43%)

Date Range:

Parameter Estimates

Other Invesco RAFI US 1000 ETF Analyses