Function SampleVariance

variance.go:42–50

SampleVariance finds the amount of variance within a sample

(input Float64Data)

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

	v, err := _variance(input, 1)
	if err != nil {
		return math.NaN(), err
	}

	return v, nil
}

// Covariance is a measure of how much two sets of data change
func Covariance(data1, data2 Float64Data) (float64, error) {