Presumably, a scree plot? Philip may find something useful here http://www.statmethods.net/advstats/factor.html
--- On Sun, 5/2/10, Ista Zahn <istaz...@gmail.com> wrote: > From: Ista Zahn <istaz...@gmail.com> > Subject: Re: [R] Scree diagram, > To: "Philip Wong" <tombfigh...@mysinamail.com> > Cc: r-help@r-project.org > Received: Sunday, May 2, 2010, 10:51 AM > Hi Phillip, > I've never heard of a scree _diagram_, I'm not even sure > what that is. > > To get started with principal components analysis in R, I > suggest the > psych package. The package vignettes are quite detailed, I > suggest > starting there. > > Best, > Ista > > On Sun, May 2, 2010 at 12:06 AM, Philip Wong <tombfigh...@mysinamail.com> > wrote: > > > > hello, > > I've two questions today. > > 1) I'm trying to do a scree diagram, I did a Google > for a specific command I > > could used to do so. All I could find is a > screeplot. Are they the same > > command? > > > > 2) what command can I used to present a PC scores, > eigenvectors of the PC > > scores, and component correlations? > > > > thanks! > > -- > > View this message in context: > > http://r.789695.n4.nabble.com/Scree-diagram-tp2122453p2122453.html > > 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. > > > > > > -- > Ista Zahn > Graduate student > University of Rochester > Department of Clinical and Social Psychology > http://yourpsyche.org > > ______________________________________________ > 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. > ______________________________________________ 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.