JCL Help:PopulationVariance

 JCL Help: PopulationVariance Function

MathRoutines.Statistics

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Summary

Calculates the variance of the values assuming a population.

Pascal

 function PopulationVariance(const X: TDynFloatArray): Float;

Parameters

Parameters	Description
const X: TDynFloatArray	The array of values for which to calculate the variance. This array cannot be empty or an EMathError exception is raised.

Return Value

The variance of the values in X.

Description

PopulationVariance calculates the variance of the values assuming a population.

About

Unit

JclStatistics

Donator

ESB Consultancy

Notes

To calculate the standard deviation take the square root of the result of this function.

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