Ian Clarke wrote:
I believe another way to suppress the influence of outliers is to use
a geometric mean, ie. rather than adding N numbers and dividing my
N, you multiply the N numbers, and take the Nth root of the result.
Ian.
Ah, yes,this seems to be true. It is also always less than the
arithmetic mean which is mostly what I wanted anyway, and it also
explains why my observed difference is so small! =)
---
John Bäckstrand
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