Paul, Have you tried the dotplot() function in the package epicalc? I think it does what you want.
Sammy kerfuffle wrote: > > hi folks, > > Bit of a newbie, but I've spent a fair bit of time looking for an answer > on this, with no joy. Can anyone help me? > > Dataset: A single column of values in a csv file (eg. 52, 53, 54, 85, etc) > > Goal: In Minitab, you have what they call a dot plot. It's a histogram, > where a single dot represents a set of identical values (eg. 57, 57, 57 > would be one dot). Multiple dots are stacked on top of each other (as if > gravity was affecting them). The advantage is that outliers are very > visible (since a single 155 still gets a single dot). The net effect is a > rug plot, but in the main portion of the plot, not just on the axis. > > Tried: I've played with dotchart and dotchart2 with no joy (eg. > dotchart(nc$bac) (where nc is the dataset and bac is the column header). > They do provide multiple dots (so that ten values of 57 are given 3 dots) > but these overlap and aren't arranged in a logical way. Sometimes a > single dot has a large y-value, sometimes it isn't. As a result of this > non-gravitational effect, it doesn't look like a histogram at all. It's > also strange that the background of the plot is stripy. This implies I'm > doing something very wrong, but don't know what. I had a look at the plot > galleries, and didn't see anything else that looked like what I wanted > (except the rug plots). > > thanks! (and apologies if I've missed something blatant) > > Paul > ----- Blay S KATH Kumasi, Ghana. -- View this message in context: http://www.nabble.com/Dot-plot---equivalent-of-MINITAB-tp19677009p19687574.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.
