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Averages/Arithmetic mean: Difference between revisions
→{{header|Python}}
Underscore (talk | contribs) m (→{{header|Perl}}: Added an optional semicolon) |
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=={{header|Python}}==
avg = lambda x: sum(x or [0])/float(len(x or [0]))
print avg([3,1,4,1,5,9])
Output:
3.83333333333333
def avg(data):
return sum(data)/float(len(data)) if len(data)!=0 else 0
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