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From Matthew Rowles <rowle...@gmail.com>
Subject Re: [math]: weighted variance?
Date Fri, 21 Aug 2009 05:51:35 GMT
2009/8/20 Phil Steitz <phil.steitz@gmail.com>:
> mickeydog@TaosNet.com wrote:
>>
>> Does the commons math library have a weighted variance?
>> I don't see it, just wanted to verify.
>> If it did, I would expect to see something like:
>> Variance.evaluate(double[] values, double[] weights, int begin, int
>> length)
>>
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>
> No, this does not yet exist.  Patches welcome!
>
> Phil
>
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>


I've requested this as a new feature on JIRA and added my first effort
as a patch.

Feedback is gladly welcomed.

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