[R-sig-eco] Testing "order" on predicted data
Sarah Goslee
sarah.goslee at gmail.com
Tue Nov 3 16:36:59 CET 2009
You really don't give enough information - what's "better"? Are you
looking for linear relationships? Single variables or many?
Without knowing anything else, I think you might try looking at
Spearman (rank) correlations.
Sarah
On Tue, Nov 3, 2009 at 7:36 AM, Corrado <ct529 at york.ac.uk> wrote:
> Dear all,
>
> I have a strange situation:
>
> 1) I have some data that are associated with "sites"
> 2) I have two models that predict the data on the "sites"
> 3) I would like to understand which of the models predicts the order of the
> data better. In other words, I am not interested in the models predicting the
> values exactly, but only in predicting values that are in the same order
> (smaller to bigger).
>
> What is the best test?
>
> PS: Does that make sense?
>
> Best,
> --
> Corrado Topi
--
Sarah Goslee
http://www.functionaldiversity.org
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