No,even there's only one observation,boxplot can still be drawn. x<-1 boxplot(x)
or x<-1:3 boxplot(x) ... 2011/3/9 Dennis Murphy <djmu...@gmail.com> > Hi: > > A box plot is based on a five number summary, so you need at a minimum five > observations (and preferably at least twice that) to make a box plot a > viable summary measure for a continuous variable. Consider other graphical > summaries for these data - perhaps a strip chart or a simple scatterplot. > > HTH, > Dennis > > On Tue, Mar 8, 2011 at 9:26 PM, Gaurav Kumar <gau...@gauravkumar.org> > wrote: > > > Dear R-user, > > > > I'm facing problem to draw boxplot. I can draw my > > boxplot but the space option is not working for me. I've no clues where > > i'm doing wrong > > my data is as matrix as shown below: > > [,1] [,2] > > [1,] 98 60 > > [2,] 96 70 > > [3,] 95 80 > > > > and i'm plotting as > > barplot(height=c(data[1,],data[2,],data[3,]), > > beside=TRUE, > > space=c(.1,1), > > border="black", > > col=c("blue","red") ) > > > > Please help me where i'm doing wrong or some known issue is there with > > boxplot. > > > > Thanks in advance. > > > > Gaurav Kumar > > www.gauravkumar.org > > > > PhD Student, Chemistry and Biomolecular Sciences, Macquarie , Sydney, > > Australia. > > MS (Computational Biology), NCBS-TIFR, Bangalore, India. > > > > > > [[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<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<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.