Click or drag to resize

MongoQueryable.StandardDeviationPopulation<TSource> Method (IMongoQueryable<TSource>, Expression<Func<TSource, Single>>)

Computes the population standard deviation of a sequence of values that are obtained by invoking a transform function on each element of the input sequence.

Namespace:  MongoDB.Driver.Linq
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.9.0+32b058abcdf2c7e8d9dd3a676d207b31897eee2e
Syntax
public static float StandardDeviationPopulation<TSource>(
	this IMongoQueryable<TSource> source,
	Expression<Func<TSource, float>> selector
)

Parameters

source
Type: MongoDB.Driver.Linq.IMongoQueryable<TSource>
A sequence of values to calculate the population standard deviation of.
selector
Type: System.Linq.Expressions.Expression<Func<TSource, Single>>
A transform function to apply to each element.

Type Parameters

TSource
The type of the elements of source.

Return Value

Type: Single
The population standard deviation of the sequence of values.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IMongoQueryable<TSource>. 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).
See Also