Hi André, You have not told us how you are creating the boxplots. See http://stackoverflow.com/questions/5963269/how-to-make-a-great-r-reproducible-example and http://adv-r.had.co.nz/Reproducibility.html for some suggestions on how to ask a question for the R-help list.
John Kane Kingston ON Canada > -----Original Message----- > From: andrl...@ualberta.ca > Sent: Fri, 14 Aug 2015 13:46:38 -0600 > To: r-help@r-project.org > Subject: [R] Help > > Dear everyone, > > Would like to know how to add asterisks and arcs that indicate a subgroup > comparison above box plots to denote statistical diference. > > Thank you. > > Andre > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. ____________________________________________________________ FREE ONLINE PHOTOSHARING - Share your photos online with your friends and family! Visit http://www.inbox.com/photosharing to find out more! ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.