From: Hiroshi Nakamura Date: 2012-03-18T14:42:03+09:00 Subject: [ruby-core:43388] [ruby-trunk - Feature #2322] [PATCH] Add standard deviation function to Math Module Issue #2322 has been updated by Hiroshi Nakamura. Description updated Assignee set to Kenta Murata ---------------------------------------- Feature #2322: [PATCH] Add standard deviation function to Math Module https://bugs.ruby-lang.org/issues/2322#change-24696 Author: Daniel Cohen Status: Open Priority: Normal Assignee: Kenta Murata Category: core Target version: 2.0.0 =begin 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. =end -- http://bugs.ruby-lang.org/