func:standardDeviation

standardDeviation(val, acc)

Fold a series of numbers into the standard deviation of a sample:

s = sqrt(Σ (xᵢ - mean)² / (n-1))

Example:

[4, 2, 5, 8, 6].fold(standardDeviation)

def	func:standardDeviation
disKey	ui::standardDeviation
foldOn	Number
is	func
lib	lib:math
name	standardDeviation

feature	Feature namespace of definitions formatted as feature:name
func	Axon function