PowerShellPivot

0.8.1

PSClasses/AggregatorClassVariance.ps1

                                # Variance is the calculation of how far a set of values is from the average value (the mean)

class Variance : BaseStats {

    hidden [double[]]$numList

    Variance() {}

    Variance([double]$n) { $this.numList = $n }

    AddToMeasure([double]$n) {

        $this.numList += $n

    }

    [double]Result() {

        return [MathNet.Numerics.Statistics.Statistics]::Variance($this.numList)

    }

}