NMathFunctionsNaNVariance(DoubleVector) Method

Calculates the biased variance of the vector elements that are not equal to NaN.

Namespace: CenterSpace.NMath.Core
Assembly: NMath (in NMath.dll) Version: 7.4

Syntax

public static double NaNVariance(
	DoubleVector v
)

Public Shared Function NaNVariance ( 
	v As DoubleVector
) As Double

public:
static double NaNVariance(
	DoubleVector^ v
)

static member NaNVariance : 
        v : DoubleVector -> float

Double
The biased variance of the elements in v that are not NaN.

Exceptions

Exception	Condition
InvalidArgumentException	Thrown if v has zero length.

Remarks

variance = (System.Math.pow(v[0] - mean, 2) + System.Math.pow(v[1] - mean, 2)) / n