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sritchie/gist:1667190

Forked from clizzin/gist:1667186
Created January 24, 2012 01:39
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moment function for cascalog.math
Raw
gistfile1.txt
(def moment
(<- [!val !k :> !moment]
(c/avg !val :> !mean)
(- !val !mean :> !dev)
(expt !dev !pow :> !pow-dev)
(c/sum !pow-dev :> !pow-dev-sum)
(div !pow-dev-sum !count :> !moment)))
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