From: "Pål Bergström" Date: 2009-09-14T17:46:32+09:00 Subject: Re: Finding difference in a number range Robert Klemme wrote: > Sounds like a use case for > http://en.wikipedia.org/wiki/Standard_deviation > > Kind regards > > robert Never heard of that term. Great to know. Thanks. Still need to solve my problem, but now I know what to search for. -- Posted via http://www.ruby-forum.com/.