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race
2003 Jan 21
1
Logistic regression: At times correlation matrix of coefficients gets messed up
...orical variable (RACE with 3 levels - "white",
"black" and "other") in my logistic regression model, the correlation
matrix of the coefficients gets messed up. I get something like:
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Correlation of Coefficients:
( A L RACEb
AGE , 1
LWT , 1
RACEblack 1
RACEother . .
attr(,"legend")
[1] 0 ` ' 0.3 `.' 0.6 `,' 0.8 `+' 0.9 `*' 0.95 `B' 1
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I couldn't figure out how to interpret it. Here is the sequence o...