NumericAnalysisExtensionsStandardDeviationT(IEnumerableT, FuncT, Single, Boolean) Method

Computes the standard deviation over a sequence of Single values.

Definition

Namespace: Gemstone.Numeric.Analysis
Assembly: Gemstone.Numeric (in Gemstone.Numeric.dll) Version: 1.0.171 -- Release Build+20915b5e5c2b832e94890ea4187a61c474a2582a

C#View Source Request Example

public static float StandardDeviation<T>(
	this IEnumerable<T> source,
	Func<T, float> selector,
	bool calculateForSample = false
)

VBView Source Request Example

<ExtensionAttribute>
Public Shared Function StandardDeviation(Of T) ( 
	source As IEnumerable(Of T),
	selector As Func(Of T, Single),
	Optional calculateForSample As Boolean = false
) As Single

C++View Source Request Example

public:
[ExtensionAttribute]
generic<typename T>
static float StandardDeviation(
	IEnumerable<T>^ source, 
	Func<T, float>^ selector, 
	bool calculateForSample = false
)

JavaScriptView Source Request Example

JavaScript does not support generic types or methods.

Parameters

source IEnumerableT: Source data sample.
selector FuncT, Single: Used to map value from enumerable of T to enumerable of Single.
calculateForSample Boolean (Optional): Set to true to calculate for estimated population size, or false for full population.

Type Parameters

T: Type of source used to extract float.

Return Value

Single
The standard deviation of the sequence.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerableT. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Exceptions

ArgumentNullException	source is null.
ArgumentOutOfRangeException	source does not contain enough values to produce a result.