Are you sure you are using the same contrasts in SPSS? You could have supplied us with your spss syntax.
Marwan ---------------------------------------------- Marwan Khawaja http://staff.aub.edu.lb/~mk36 ---------------------------------------------- > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Wojciech Gryc > Sent: Thursday, May 25, 2006 12:41 AM > To: [email protected] > Subject: [R] Logistic Regression - Results? > > Hi, > > I use SPSS at work and have R installed both at work and on > my home machine. > I've been trying to do some logistic regressions in R and > SPSS, but the results I'm getting are different. I've > followed a few R tutorials, and with most of them, I get the > following instructions: > > result <- glm(z ~ x + y, family=binomial(logit)) > > In the case above, with three variables (z being dependent). > > In SPSS, I'm told to use Analyze -> Regression -> Binary > Logistic, where I put x, y in "Covariates" and z in > "Dependent". Note that my values for x and y are either 1 or 0. > > The results I get from these two tests are different, > however, and I was wondering why. Am I choosing the wrong > commands? If not, why are the results different? Any help > would be greatly appreciated, and please note that I have a > limited amount of stats knowledge. > > Thanks, > Wojciech > > -- > > Five Minutes to Midnight: > Youth on human rights and current affairs > http://www.fiveminutestomidnight.org/ > > [[alternative HTML version deleted]] > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html > ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
