Look at your code! color was specified as "as.factor..." and pch was specifed as "..." (no as.factor() )
Read an R tutorial on how factors are coded for why this would make a difference. -- Bert Bert Gunter "Data is not information. Information is not knowledge. And knowledge is certainly not wisdom." -- Clifford Stoll On Tue, Nov 3, 2015 at 5:58 AM, GINGINS Simon <simon.ging...@unine.ch> wrote: > Hi, > > I am currently building graphs using dochart(). I plotted the points in two > different colors according to specific criteria from my dataset. Later, I > decided to also give them different symbols, for easier reading if printed. I > got quite a surprise when I realized that, even though I gave the same > variable to both color= and pch= , I got a mix of the colors and symbols. I > wanted one type of symbol to be only one color, and the second only the other > color, and it is clearly not what happened. From my data, I would say that > the pch= argument is not dealing properly with the variable I gave it. I > tried using a dataset from R to see if this was only in my dataset, and it > did the same. here’s a reproducible example, using beaver1: > > dotchart(beaver1$temp, groups=factor(beaver1$day), > color=as.factor(beaver1$activ), pch=beaver1$activ) > > Does anyone know why, with the same variable, the arguments color & pch give > different results? > > That would be of great help, since now I am no longer sure which one isthe > correct representation of my data. > > Best regards & many thanks for the help > > Simon Gingins > ______________________________________________ > 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. ______________________________________________ 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.
