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On Wed, Jun 17, 2009 at 3:33 PM, David Newton
<info / freesportsarbitrage.com>wrote:

> Hello all,
>
> I am a ruby novice who would really appreciate some guidance with the
> following:
>
> I am trying to calculate a 5 day weighted moving average based on a set
> of numbers in a data series. The most recent is given a * 5 weight, the
> next * 4 etc etc. with the oldest (the 5th number) * 1.
>

This should do the trick for you

http://gist.github.com/131578

John

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