thanks David. Dhruv
-----Original Message----- From: David Winsemius [mailto:dwinsem...@comcast.net] Sent: Tue 12/23/2008 12:40 AM To: Sharma, Dhruv Cc: r-help@r-project.org Subject: Re: [R] sorting regression coefficients by p-value Assuming that you are using the example in the lm help page: ctl <- c(4.17,5.58,5.18,6.11,4.50,4.61,5.17,4.53,5.33,5.14) trt <- c(4.81,4.17,4.41,3.59,5.87,3.83,6.03,4.89,4.32,4.69) group <- gl(2,10,20, labels=c("Ctl","Trt")) weight <- c(ctl, trt) lm.D9 <- lm(weight ~ group) # The coefficients are just : coef(lm.D9) # The relevant section of str(lm.D9): $ coefficients : num [1:2, 1:4] 5.032 -0.371 0.22 0.311 22.85 ... ..- attr(*, "dimnames")=List of 2 .. ..$ : chr [1:2] "(Intercept)" "groupTrt" .. ..$ : chr [1:4] "Estimate" "Std. Error" "t value" "Pr(>|t|)" > as.data.frame(summary(lm.D9)$coefficients) Estimate Std. Error t value Pr(>|t|) (Intercept) 5.032 0.2202177 22.850117 9.547128e-15 groupTrt -0.371 0.3114349 -1.191260 2.490232e-01 set X <- that object, cbind(rownames(X),X[,c("Estimate", "Pr(>|t|)")]) is what you asked for. -- David Winsemius On Dec 22, 2008, at 10:44 PM, Sharma, Dhruv wrote: > Hi, > Is there a way to get/extract a matrix of regression variable name, > coefficient, and p values? > (for lm and glm; which can be sort by p value?) > > thanks > Dhruv > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. [[alternative HTML version deleted]] ______________________________________________ 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.
