On Tue, 13 Jan 2009, David Winsemius wrote:
I remember have the same consternation using GLIM with binomial models on
grouped and ungrouped data, but I was counseled by my betters only to
consider differences in models. The differences in deviance are the same up
to rounding error.
859.8018
I remember have the same consternation using GLIM with binomial models
on grouped and ungrouped data, but I was counseled by my betters only
to consider differences in models. The differences in deviance are the
same up to rounding error.
> 859.8018 - 711.3479
[1] 148.4539
> 168.8-20.3
[1]
Withut looking up your reference, are you not comparing grouped and
ungrouped deviances? And polr() does not say anything about accepting
a model (or not), only about the comparison between two models.
'Deviances' are in comparison with some 'saturated' model, and I would
say that M&N are com
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