Syntax
Public Function StandardDeviation(chart_ID As Long,applyTo As ENUM_APPLIED_PRICE, period As Integer, StandardDev As Double,Ma As ENUM_MA_METHOD) As StringDescription
Standard Deviation is a common statistical calculation that measures volatility.
Other technical indicators are often calculated using standard deviations.
Major highs and lows often accompany extreme volatility.
High values of standard deviations indicate that the price or indicator is more volatile than usual.
Parameters
| Key | Description |
| chart_id | Chart identifier, 0 is the current |
| applyTo | Applied price, a value of type ENUM_APPLIED_PRICE. |
| period | The calculation period, on which the indicator will be calculated, a value of type Integer. |
| StandardDev | Standard Deviations value of type Double. |
| Ma | Moving average type, a value of type ENUM_MA_METHOD. |
Return value
Returns the handles of a technical indicator, in case of failure returns an empty string.
Sample
Public Sub main()AlertMessage (StandardDeviation(0,Price_close,20,2.0,1))'Draws the indicator on chart and shows an AlertMessage with the indicator name.End SubSee Also