Re: [R] an error to call 'gee' function in R

2008-09-07 Thread Qinglin Wu
out of bounds I don't know why it is. Thanks for your help. I still attach my part of the programming. This programming you can run in R. Thanks again. Best regards. Sincerely, Cynthia Wu --- On Sun, 9/7/08, Thomas Lumley <[EMAIL PROTECTED]> wrote: > From: Thomas Lumley &

Re: [R] an error to call 'gee' function in R

2008-09-07 Thread Thomas Lumley
From the gee() help page: Data are assumed to be sorted so that observations on a cluster are contiguous rows for all entities in the formula. -thomas On Sun, 7 Sep 2008, Qinglin Wu wrote: Dear List: I found an error when I called the 'gee' function. I cannot solve and explain it

[R] an error to call 'gee' function in R

2008-09-07 Thread Qinglin Wu
Dear List: I found an error when I called the 'gee' function. I cannot solve and explain it. There are no errors when I used the 'geeglm' function. Both functions fit the gee model. The project supervisor recommends me to use the 'gee' function. But I cannot explain to him why this error h