Hi all, I am looking for a R function which unables me to plot mean +/- SEM. Is there such a function in R? Many thanks, Stefo [[alternative HTML version deleted]]
?mean ?sd ?plot The request to plot mean has no context yet. What sort of problem are you working with? You will get better answers if you first read the Posting Guide and then provide example data. -- David Winsemius On Mar 10, 2009, at 6:39 PM, Stefo Ratino wrote:> Hi all, > > I am looking for a R function which unables me to plot mean +/- SEM. > Is there such a function in R? > > Many thanks, > Stefo > > > > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help at 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.David Winsemius, MD Heritage Laboratories West Hartford, CT
Stefo Ratino wrote:> Hi all, > > I am looking for a R function which unables me to plot mean +/- SEM. Is there such a function in R? >Hi Stefo, The "dispersion" function in the plotrix package (among many, many others in other packages) allows you to stick "error bars" onto almost anything. Jim
Hi Stefo, Perhaps this post might be useful: http://www.nabble.com/error-bars-to22092367.html#a22092367 HTH, Jorge On Tue, Mar 10, 2009 at 6:39 PM, Stefo Ratino <sratino@yahoo.com> wrote:> Hi all, > > I am looking for a R function which unables me to plot mean +/- SEM. Is > there such a function in R? > > Many thanks, > Stefo > > > > > [[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]]