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purban
2006 Oct 13
4
nontabular logistic regression
...be coded exactly the same way. Looking at
the output, I get estimates for each case when I should get a single
estimate for purbank. Any suggestions?
Many thanks,
Jeff
THE DATA: (200 boxes total, used [0 if unoccupied, 1 occupied], the rest
are landscape variables).
box use purbank purban2 purban1 pgrassk pgrass2 pgrass1 grassdist grasspatchk
1 1 0.003813435 0.02684564 0.06896552 0.3282487 0.6845638 0.7586207 0 3.73
2 1 0.04429451 0.1610738 0.1724138 0.1534174 0.3825503 0.6551724 0 1.023261
3 1 0.04458785 0.06040268 0 0.1628043 0.557047 0.7586207 0 0.9605769
4 1 0.06072162 0.2080537 0.068965...
2006 Oct 05
4
glm with nesting
I just had a manuscript returned with the biggest problem being the
analysis. Instead of using principal components in a regression I've
been asked to analyze a few variables separately. So that's what I'm
doing.
I pulled a feather from young birds and we quantified certain aspects of
the color of those feathers. Since I often have more than one sample
from a nest, I thought I