Cumulative standard deviation: Difference between revisions
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(→[[Standard_Deviation#ALGOL 68]]: A simple - but "unpackaged" - code example) |
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return 0 ; |
return 0 ; |
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}</lang> |
}</lang> |
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=={{header|Clojure}}== |
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<lang lisp> |
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(defn std-dev [samples] |
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(let [n (count samples) |
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mean (/ (reduce + samples) n) |
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intermediate (map #(Math/pow (- %1 mean) 2) samples)] |
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(Math/sqrt |
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(/ (reduce + intermediate) n)))) |
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(println (std-dev [2 4 4 4 5 5 7 9])) ;;2.0 |
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</lang> |
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=={{header|Common Lisp}}== |
=={{header|Common Lisp}}== |
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