Averages/Arithmetic mean: Difference between revisions
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! dividing by the length of the column, which is the number of rows (SIZE of dimension 1)</lang> |
! dividing by the length of the column, which is the number of rows (SIZE of dimension 1)</lang> |
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=={{header|Groovy}}== |
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<lang groovy>def avg = { list -> list == [] ? 0 : list.sum() / list.size() }</lang> |
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Test Program: |
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<lang groovy>println avg(0..9) |
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println avg([2,2,2,4,2]) |
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println avg ([])</lang> |
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Output: |
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<pre>4.5 |
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2.4 |
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0</pre> |
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=={{header|Haskell}}== |
=={{header|Haskell}}== |
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