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Groups > comp.lang.python > #6962
| From | Alain Ketterlin <alain@dpt-info.u-strasbg.fr> |
|---|---|
| Newsgroups | comp.lang.python |
| Subject | Re: Standard Deviation One-liner |
| Date | Fri, 03 Jun 2011 21:10:16 +0200 |
| Organization | Universites Paris VI/Paris VII - France |
| Lines | 8 |
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Alain Ketterlin <alain@dpt-info.u-strasbg.fr> writes: > aux = lambda s1,s2,n: (s2 - s1*s1/n)/(n-1) > sv = lambda d: aux(sum(d),sum(x*x for x in d),len(d)) Err, sorry, the final square root is missing. -- Alain.
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Standard Deviation One-liner Billy Mays <noway@nohow.com> - 2011-06-03 13:55 -0400
Re: Standard Deviation One-liner Alain Ketterlin <alain@dpt-info.u-strasbg.fr> - 2011-06-03 20:50 +0200
Re: Standard Deviation One-liner Alain Ketterlin <alain@dpt-info.u-strasbg.fr> - 2011-06-03 21:10 +0200
Re: Standard Deviation One-liner Raymond Hettinger <python@rcn.com> - 2011-06-03 13:09 -0700
Re: Standard Deviation One-liner Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-06-05 17:26 +0000
Re: Standard Deviation One-liner Ethan Furman <ethan@stoneleaf.us> - 2011-06-05 12:17 -0700
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