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ballmann
2008 Mar 17
2
stepAIC and polynomial terms
...te * age + I(age^2), family = logexposure(ExposureDays = DATA$int), data = DATA)
and the final one:
Call: glm(formula = S ~ FR + Date + I(age^2), family = logexposure(ExposureDays = DATA$int), data = DATA)
Thanks very much in advance for your thoughts and suggestions,
Caspar
Caspar Hallmann
MSc Student WUR
The Netherlands
[[alternative HTML version deleted]]
2007 Oct 19
1
X matrix deemed to be singular in counting process coxph
...warning.
I seem to have been stuck on this one. Does anyone known or have any
suggestions why t can't be estimated?
I haven't been able to find any help on the RSiteSearch.
Many thanks in advance.
Caspar
PS: I could send a some of this dataset if anyone interested for a tryout
Caspar Hallmann
MSc Student WUR
The Netherlands