Hi Jim, It works beautifully. Thank you very much for your help.
On Wed, Sep 12, 2018 at 5:58 PM Jim Lemon <drjimle...@gmail.com> wrote: > Hi Roslinazairimah, > You seem to be using the dotplot function from the lattice package. If so: > > dotplot(cyl ~ mpg, data = mtcars, groups = cyl, cex=1.2, > scales=list(y=list(labels=sort(unique(mtcars$cyl)))), > main="Gas Milage for Car Models", xlab="Miles Per Gallon") > > Jim > On Wed, Sep 12, 2018 at 4:21 PM roslinazairimah zakaria > <roslina...@gmail.com> wrote: > > > > Dear r-users, > > > > I want to draw dotplot for mtcars data according to cyl. There are three > > types of cylinder 4,6,8. However when we draw it does not use 4,6,8 > instead > > label it as 1,2,3. > > > > I have this code and would like to customise the tick mark according to > cyl > > groups: > > > > > > dotplot(cyl ~ mpg, data = mtcars, groups = cyl, cex=1.2,axes=FALSE, > > main="Gas Milage for Car Models", xlab="Miles Per Gallon") > > ticks = c(1,2,3) > > axis(2, at = ticks, labels=c(4,6,8)) > > > > I got this message: > > > > axis(2, at = ticks, labels=c(4,6,8)) > > Error in axis(2, at = ticks, labels = c(4, 6, 8)) : > > plot.new has not been called yet > > > > Thank you so much for any help given. > > -- > > *Roslinazairimah Zakaria* > > *Tel: +609-5492370; Fax. No.+609-5492766* > > > > *Email: roslinazairi...@ump.edu.my <roslinazairi...@ump.edu.my>; > > roslina...@gmail.com <roslina...@gmail.com>* > > Faculty of Industrial Sciences & Technology > > University Malaysia Pahang > > Lebuhraya Tun Razak, 26300 Gambang, Pahang, Malaysia > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > 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. > -- *Roslinazairimah Zakaria* *Tel: +609-5492370; Fax. No.+609-5492766* *Email: roslinazairi...@ump.edu.my <roslinazairi...@ump.edu.my>; roslina...@gmail.com <roslina...@gmail.com>* Faculty of Industrial Sciences & Technology University Malaysia Pahang Lebuhraya Tun Razak, 26300 Gambang, Pahang, Malaysia [[alternative HTML version deleted]] ______________________________________________ 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.