Hello,
carol white wrote > > Hello, > How can I display the xlim of the boundaries of all or specific breaks in > a histogram? I generated the attached plot with hist and would like to > know which values of x correspond to the frequency 329 and display these > values on the x axis? > > Best, > > carol > ______________________________________________ > R-help@ 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. > Maybe I'm making a confusion with your 'breaks' and 'frequency 329' so here go both: dev.new() h <- hist(x) # This plots the values of 'x' in the bin with freq 21 # (There's no freq 329 in this vector 'x') b.lower <- which(h$breaks == h$breaks[h$counts == 21]) x.lower <- h$breaks[b.lower] x.upper <- h$breaks[b.lower + 1] rug(x[x > x.lower & x <= x.upper]) dev.new() h <- hist(x, axes=FALSE) axis(1, at=h$breaks) axis(2, at=pretty(h$counts)) # This plots the values of 'x' in the bin (329, 329.5] # (Starting at break 329, left open, right closed, see '?hist') b.lower <- which(h$breaks == 329) x.lower <- h$breaks[b.lower] x.upper <- h$breaks[b.lower + 1] rug(x[x > x.lower & x <= x.upper]) If you don't want a rug, maybe you could try adding the following to the previous graph points(x[x > x.lower & x <= x.upper], 1:h$counts[b.lower]) Or maybe a combination of some of the above. See the return value of ?hist and ?axis, ?rug, ?points, ?par. Hope this helps, Rui Barradas -- View this message in context: http://r.789695.n4.nabble.com/breaks-display-of-hist-tp4406966p4407457.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.
