look at ?summary.lm(), and specifically at the `Value' section, e.g., try this:
lmFit <- lm(weight ~ group - 1) summ.lmFit <- summary(lmFit) summ.lmFit$coefficients summ.lmFit$r.squared 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://med.kuleuven.be/biostat/ http://www.student.kuleuven.be/~m0390867/dimitris.htm ----- Original Message ----- From: "livia" <[EMAIL PROTECTED]> To: <r-help@r-project.org> Sent: Tuesday, October 02, 2007 1:04 PM Subject: [R] Linear Regression > > Hello, > > I would like to fit a linear regression and when I use summary(), I > got the > following result: > > Call: > lm(formula = weight ~ group - 1) > > Residuals: > Min 1Q Median 3Q Max > -1.0710 -0.4938 0.0685 0.2462 1.3690 > > Coefficients: > Estimate Std. Error t value Pr(>|t|) > groupCtl 5.0320 0.2202 22.85 9.55e-15 *** > groupTrt 4.6610 0.2202 21.16 3.62e-14 *** > --- > Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1 > > Residual standard error: 0.6964 on 18 degrees of freedom > Multiple R-Squared: 0.9818, Adjusted R-squared: 0.9798 > F-statistic: 485.1 on 2 and 18 DF, p-value: < 2.2e-16 > > In fact, I do not need them all. Is there a way of exacting part of > the > infomation, like the Coefficient or Multiple R-Squared? > -- > View this message in context: > http://www.nabble.com/Linear-Regression-tf4554258.html#a12996725 > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > Disclaimer: http://www.kuleuven.be/cwis/email_disclaimer.htm ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
