SMA(close, period) +/- std_dev population standard deviations of the same window, plus %B ((close - lower) / (upper - lower), 0.5 when the window is flat).
bollinger| Name | Type | Default | Min | Max |
|---|---|---|---|---|
| period | int | 20 | 2 | 365 |
| std_dev | float | 2 | 0.25 | 5 |
| Name | Type | Render |
|---|---|---|
| upper | series | Band |
| middle | series | Band |
| lower | series | Band |
| percent_b | series | Line |
Not referenced by any public strategy yet
Strategies that reference this indicator will appear here.