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v2000
2012 Apr 12
2
How to calculate the "McFadden R-square" for LOGIT model?
Dear all, can somebody please help me how to calculate "McFadden
R-square" for a LOGIT model? Corresponding definition can be found
here:
http://publib.boulder.ibm.com/infocenter/spssstat/v20r0m0/index.jsp?topic=%2Fcom.ibm.spss.statistics.help%2Falg_plum_statistics_rsq_mcfadden.htm
Here is my data:
Data <- structure(c(1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1,
0, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1,
0, 1, 1, 0, 1, 0, 47, 58, 82, 100, 222, 164, 161, 70, 2...
2012 Jan 18
4
confint function in MASS package for logistic regression analysis
I have the following binary data set:
Sex
Response 0 1
0 159 162
1 4 37
My commands
library(MASS)
sib.glm=glm(sib~sex,family=binomial,data=sib.data)
summary(sib.glm)
The coefficients in the output are
Estimate Std. Error z value Pr(>|z|)
(Intercept) -3.6826 0.5062 -7.274 3.48e-13