[R] A question about GEE library

Bill Hyman billhyman1 at yahoo.com
Sat May 10 01:03:50 CEST 2008


Hi all,
It seems that GEE does not work when all predictive variables add up to a constant. For example,
Y ~ X1+X2+X3. If, for each data point, we have x1+x2+x3=1, the algorithm fails. Could anyone tell me why this would happen? Thank you!


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