Petr PIKAL wrote: > >hello > >I want to compare the values of two columns of a dataset on a graph. >Which graphic do you recommend ? > Hi Petr, "barp" will compare the two columns displaying the values as heights of bars.
"stackpoly" will display superimposed polygons, the upper edges of which represent the data values in each column. "twoord.plot" will dislay two data vectors as point/line plots even if they have different ranges. All are in the plotrix package. Jim ______________________________________________ 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.