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I'd guess at the http://en.wikipedia.org/wiki/Central_limit_theorem http://en.wikipedia.org/wiki/Central_limit_theorem - Combined distributions tend towards Gau

by shabble 15y ago

I'd guess at the http://en.wikipedia.org/wiki/Central_limit_theorem http://en.wikipedia.org/wiki/Central_limit_theorem - Combined distributions tend towards Gaussian (bell-curve)