Function PopulationVariance

variance.go:31–39

PopulationVariance finds the amount of variance within a population

(input Float64Data)

// PopulationVariance finds the amount of variance within a population
func PopulationVariance(input Float64Data) (pvar float64, err error) {

	v, err := _variance(input, 0)
	if err != nil {
		return math.NaN(), err
	}

	return v, nil
}

// SampleVariance finds the amount of variance within a sample
func SampleVariance(input Float64Data) (svar float64, err error) {