Live example
Settings and defaults
| Setting | Default | Allowed range |
|---|---|---|
| Length | 20 | 2 to 500 |
| Periods per year | Not set | 1 to 31,622,400 |
What it plots
Drawn in its own pane below the price chart, with its own scale.
| Line | Unit | Drawn as | First value |
|---|---|---|---|
| Value | Percent | Line | after 21 candles |
Calculation notes
- TraderAI default: 20 transitions, requiring 21 valid native time candles. Combines opening and intrabar sample variances (n-1) with the mean Rogers-Satchell range. Percent per observation; annualized only with an explicit observation schedule. Missing data restarts preparation. Unsupported sources remain unavailable.
Questions
What are the default settings of Yang-Zhang Volatility?
The defaults are Length: 20, Periods per year: Not set. You can change every setting on the live chart.
Can I use Yang-Zhang Volatility for free on TraderAI?
Yes. Every indicator in the library can be added to the free live chart. The free plan keeps up to 2 indicators active at the same time; Pro lets you combine more on one chart.
Educational content. Indicators describe past prices; they do not predict future prices and are not investment advice.