Excerpt

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stdDev(list) Returns the standard deviation of a set of numbers.

Function: stdDev()

Returns the standard deviation of a set of numbers.

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

Examples

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.