StatisticFormula.Variance Method (String, Boolean)

.NET Framework (current version)
 

The variance formula calculates the variance within a group of data.

Namespace:   System.Web.UI.DataVisualization.Charting
Assembly:  System.Web.DataVisualization (in System.Web.DataVisualization.dll)

Public Function Variance (
	inputSeriesName As String,
	sampleVariance As Boolean
) As Double

Parameters

inputSeriesName
Type: System.String

Name of the Series object that stores the data for which the mean value is required.

sampleVariance
Type: System.Boolean

Specify true if the data is a sample of a population; and false if the data is the entire population.

Return Value

Type: System.Double

Variance within the group of data.

The following code demonstrates how to use this formula.

Dim result As Double = Chart1.DataManipulator.Statistics.Variance("Series1", false)

.NET Framework
Available since 4.0
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