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collinearity
2005 Sep 13
3
Collineariy Diagnostics
Hi, and thanks for your help
in order to do collinearity analysis I downloaded the perturb package. I run
a lm (regression) and on that the ??calldiag?? commad to get condition numbers
but i get the following message: the variable XY with modus ??numeric?? was
not found (it does the same with all predictors despite all variables are
numeric and exists).
Can anyone tell me how can I go arround