the print method for glm object already shows you the null and residual deviance with the associated df; look also at the "Value" section of ?glm.
I hope it helps. Best, Dimitris ---- Dimitris Rizopoulos Ph.D. Student Biostatistical Centre School of Public Health Catholic University of Leuven Address: Kapucijnenvoer 35, Leuven, Belgium Tel: +32/(0)16/336899 Fax: +32/(0)16/337015 Web: http://www.med.kuleuven.be/biostat/ http://www.student.kuleuven.be/~m0390867/dimitris.htm ----- Original Message ----- From: "Chris Bergstresser" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Thursday, May 18, 2006 9:20 AM Subject: [R] Running a likelihood ratio test for a logit model > Hi all -- > > I have to calculate a likelihood ratio test for a logit model. I > found logLik, but I need to calculate the log likelihood for the > model > without any predictors. How can I specify this in glm? If the full > model is glm(y ~ x1), is the one without predictors (y ~ 0)? Or (y > ~ > 1)? > Is there a more direct way of getting this? > > -- Chris > > ______________________________________________ > [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 > Disclaimer: http://www.kuleuven.be/cwis/email_disclaimer.htm ______________________________________________ [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
