Function: stdDev()

Returns the standard deviation of a set of numbers.

Syntax

stdDev(list)

Argument	Type	Description
list	Number Array	An Array containing a list of numeric values

stdDev([20,50,34.5,16,87])

Returns the standard deviation of the numbers in the list above i.e. 28.74021572639983

stdDev(in.duration)

Returns the standard deviation of all duration values that are returned by pipe in.