[ruby-core:26473] [Feature #2322] [PATCH] Add standard deviation function to Math Module

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[ruby-core:26473] [Feature #2322] [PATCH] Add standard deviation function to Math Module

by katz bo-2 :: Rate this Message:

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Feature #2322: [PATCH] Add standard deviation function to Math Module
http://redmine.ruby-lang.org/issues/show/2322

Author: Daniel Cohen
Status: Open, Priority: Normal
Category: core

This patch adds a Standard Deviation function to the Math Module. It takes an array and finds the standard deviation of all its elements, as long as they are numbers.

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