[R] extracting standard errors in glm.nb

Dieter Menne dieter.menne at menne-biomed.de
Sun Feb 15 11:17:58 CET 2009


jpl <s-jlubben1 <at> math.unl.edu> writes:

> 
> How do I extract the standard errors of the coefficients in a glm.nb model?

library(MASS)
quine.nb1 <- glm.nb(Days ~ Sex/(Age + Eth*Lrn), data = quine)
sumnb1 = summary(quine.nb1)
sumnb1
str(sumnb1) # tells you about the anatomy. Check for $coefficients

Dieter




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