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	param	t-stat
$ω$	1.4371	8.76
$α$	0.2622	19.58
$β$	0.7121	78.84

V-Lab

Sunlands Technology Group MEM Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:43.90% (+5.01%)

Date Range:

Parameter Estimates

News Impact Curve

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