On Tue, 5 Jul 2016 11:35:30 +0200
Victor Stinner <victor.stin...@gmail.com>
wrote:
> 
> It looks like median helps to reduce the effect of outliers.

If you want to reduce the effect the outliers, you can just remove
them: for example, ignore the 5% shortest samples and the 5% longest
ones.

The median will not only reduce the effect of outliers but also
completely ignore the value of most samples *except* the median sample.

> In practice, it almost never occurs to have all samples with the same
> value. There is always a statistic distribution, usually as a gaussian
> curse.

If it's a gaussian curve (not a curse, probably :-)), then you can
summarize it with two values: the mean and the stddev.  But it's
probably not a gaussian, because of system noise and other factors, so
your assumption is wrong :-)

Regards

Antoine.


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