Standard error
The typical distance of price from its best-fit line over the last N bars.
Formula
SE = √(Σ residual² ÷ (N − 2))
How to read it
Low means the price has hugged a straight line — a clean trend.
How to use it
Measures how clean a trend is: low values mean the fitted line is a good guide.
In Kereon
Charts · Superchart. Default 25 bars.
Also called: regression error.