[R] summary output for inverse Gaussian GLM

Edward Dick Edward.Dick at noaa.gov
Tue Aug 10 20:32:52 CEST 2004


I'm getting inconsistent output about the link function from the
summary() command when fitting an inverse Gaussian GLM:


 > summary(glm(ig.formula, family=inverse.gaussian(link = "log"),
+ data=mydata, start=start.vals))$call
glm(formula = ig.formula, family = inverse.gaussian(link = "log"),
     data = mydata, start = start.vals)
 > summary(glm(ig.formula, family=inverse.gaussian(link = "log"),
+ data=mydata, start=start.vals))$family

Family: inverse.gaussian
Link function: 1/mu^2


Has anyone else run into this problem?
I'm running v1.9.1 in Windows.

    E.J.




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