On Mon, Mar 2, 2009 at 1:34 PM, Rob Rothwell <[email protected]> wrote:

> I notice that the current median is:
>
> median
>     "Return the middle element, or as close as we can get."
>
>     ^ self at: self size + 1 // 2
>
> Any reason not to make that accurate and return the average of the middle
> two values for collections containing an even number of items?
>
> Or...better yet...should statistics functions be removed and placed into
> another package with other useful items like mode, range, standardDeviation,
> etc...?
>


Hmm...

| μ σ |
s := StatisticalAnalysis on: myCollection.
μ := s mean.
σ := s standardDeviation.
range := μ ± σ.

This might be interesting.

Gulik

-- 
http://gulik.pbwiki.com/
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