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	param	t-stat
$ω$	0.0336	23.51
$α$	0.0670	25.64
$β$	0.9182	365.39
$γ$	0.4361	14.62
$δ$	1.5802	41.96

V-Lab

Dow Jones Transportation Average APARCH Volatility Analysis

Volatility Prediction for Tuesday, January 20th, 2026:14.96% (+0.42%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Dow Jones Transportation Average Analyses