Andrew Dunstan schrieb am 2015-01-21:

> On 01/21/2015 11:21 AM, Arne Scheffer wrote:

> >Why is it a bad thing to call the column "stddev_samp" analog to the
> >aggregate function or make a note in the documentation, that the
> >sample stddev is used to compute the solution?

> I think you are making a mountain out of a molehill, frankly. These
> stats are not intended as anything other than a pretty indication of
> the
> shape, to see if they are significantly influenced by outliers. For
> any
> significantly large sample size the difference will be negligible.

You're right, I maybe exaggerated the statistics part a bit.
I wanted to help, because the patch is of interest for us.
I will try to keep focus in the future.

> But I will add a note to the documentation, that seems reasonable.




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