[Rd] nobs.glm
Wincent
ronggui.huang at gmail.com
Tue Apr 24 15:36:35 CEST 2012
Hi all,
The nobs method of (MASS:::polr class) takes into account of weight,
but nobs method of glm does not. I wonder what is the rationale of
such design behind nobs.glm. Thanks in advance. Best Regards.
> library(MASS)
> house.plr <- polr(Sat ~ Infl + Type + Cont, weights = Freq, data = housing)
> house.logit <- glm(I(Sat=='High') ~ Infl + Type + Cont, binomial,weights = Freq, data = housing)
> nobs(house.plr)
[1] 1681
> nobs(house.logit)
[1] 72
--
Wincent Ronggui HUANG
Sociology Department of Fudan University
PhD of City University of Hong Kong
http://homepage.fudan.edu.cn/rghuang/cv/
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