Hi,
I don't know if a pseudo squared R for glm exists in any R package, but I find some interesting functions in S mailing list:
It is included in lrm in the Design package. But note that this is not for checking fit but rather for quantifying predictive discrimination.
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Frank E Harrell Jr Professor and Chair School of Medicine
Department of Biostatistics Vanderbilt University______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
