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MongoQueryableStandardDeviationSampleAsync Method (IMongoQueryableInt64, CancellationToken)

Computes the sample standard deviation of a sequence of values.

Namespace:  MongoDB.Driver.Linq
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.17.0+b316340e6cc3a8bfc8638dc31b54fbbfe41bfcb2
Syntax
public static Task<double> StandardDeviationSampleAsync(
	this IMongoQueryable<long> source,
	CancellationToken cancellationToken = default
)

Parameters

source
Type: MongoDB.Driver.LinqIMongoQueryableInt64
A sequence of values to calculate the population standard deviation of.
cancellationToken (Optional)
Type: System.ThreadingCancellationToken
The cancellation token.

Return Value

Type: TaskDouble
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 IMongoQueryableInt64. 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