As Bert Gunter points out, the statistic R-squared should not be given any
grand meaning.
However, (also in the archives) I use it in my nonlinear least squares codes as
a "sanity
check" -- and not more than that. Since it is computed as
{1 - (residual SS)/(SS from mean)},
do you really want t
This question has been asked many times before. Please search the archives.
The short answer is: R-squared is more or less meaningless in
nonlinear regression. The archives provide elaboration and caveats to
this claim.
-- Bert
On Wed, Apr 25, 2012 at 8:12 AM, Pierre Grison wrote:
> Hi,
>
> I s
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