Hi Jim, I tried your code, however it still gives me only one plot. I don't understand what is going on. Any clue?
On Wed, Aug 3, 2016 at 4:55 PM, Jim Lemon <drjimle...@gmail.com> wrote: > Hi Roslina, > You only specify space for two plots in: > > par(mfrow=c(1,2)) > > However, you only try to plot two plots, so I will assume that you > only want two. You haven't defined "x" in the above code, which will > cause an error. The code below gives me two plots as I would expect (I > made up the data that you didn't supply). > > par(mfrow=c(1,2)) > stn_all<-matrix(400*rnorm(20)+4,ncol=2) > par(mar=c(4,4,2,1.2),oma=c(0,0,0,0),xaxs="i", yaxs="i") > hist(stn_all[,1],prob=TRUE, main ="Balok ",col="yellowgreen", cex.axis=1.2, > xlab="Rain (mm)", ylab="Relative frequency", ylim= c(0,.004), > xlim=c(0,1200)) > x<-c(400,600,800,1000) > dgam1<-(rnorm(4)+4)/2000 > lines(x, dgam1,col="red",lwd=3) > legend("topright", legend = c("observed","fitted"), > col = c("yellowgreen", "red"), pch=c(15,NA), lty = c(0, 1), > lwd=c(0,3),bty="n", pt.cex=2) > text(100,.012 , expression(paste(beta==64.64))) > box() > > par(mar=c(4,4,2,1.2),oma=c(0,0,0,0),xaxs="i", yaxs="i") > hist(stn_all[,2],prob=TRUE, main ="Gambang ",col="yellowgreen", > cex.axis=1.2, > xlab="Rain (mm)", ylab="Relative frequency", ylim= c(0,.004), > xlim=c(0,1200)) > dgam2<-(rnorm(4)+4)/2000 > lines(x, dgam2,col="red",lwd=3) > legend("topright", legend = c("observed","fitted"), > col = c("yellowgreen", "red"), pch=c(15,NA), lty = c(0, 1), > lwd=c(0,3),bty="n", pt.cex=2) > text(100,.012 , expression(paste(beta==64.64))) > box() > > Jim > > > On Wed, Aug 3, 2016 at 3:44 PM, roslinazairimah zakaria > <roslina...@gmail.com> wrote: > > Dear r-users, > > > > I would like to plot 4 graphs arranged as 2 by 2 and follows are my > codes. > > However, it only shows one graph. > > > > par(mfrow=c(1,2)) > > > > par(mar=c(4,4,2,1.2),oma=c(0,0,0,0),xaxs="i", yaxs="i") ## To control > > white space around and between the plots > > hist(stn_all[,1],prob=TRUE, main ="Balok ",col="yellowgreen", > cex.axis=1.2, > > xlab="Rain (mm)", ylab="Relative frequency", ylim= c(0,.004), > > xlim=c(0,1200)) > > lines(x, dgam1,col="red",lwd=3) > > legend("topright", legend = c("observed","fitted"), > > col = c("yellowgreen", "red"), pch=c(15,NA), lty = c(0, 1), > > lwd=c(0,3),bty="n", pt.cex=2) > > text(100,.012 , expression(paste(beta==64.64))) > > box() > > > > par(mar=c(4,4,2,1.2),oma=c(0,0,0,0),xaxs="i", yaxs="i") ## To control > > white space around and between the plots > > hist(stn_all[,2],prob=TRUE, main ="Gambang ",col="yellowgreen", > > cex.axis=1.2, > > xlab="Rain (mm)", ylab="Relative frequency", ylim= c(0,.004), > > xlim=c(0,1200)) > > lines(x, dgam2,col="red",lwd=3) > > legend("topright", legend = c("observed","fitted"), > > col = c("yellowgreen", "red"), pch=c(15,NA), lty = c(0, 1), > > lwd=c(0,3),bty="n", pt.cex=2) > > text(100,.012 , expression(paste(beta==64.64))) > > box() > > > > > > Thank you for your help. > > > > -- > > *Dr. Roslinazairimah Binti Zakaria* > > *Tel: +609-5492370; Fax. No.+609-5492766* > > > > *Email: roslinazairi...@ump.edu.my <roslinazairi...@ump.edu.my>; > > roslina...@gmail.com <roslina...@gmail.com>* > > Deputy Dean (Academic & Student Affairs) > > 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. > -- *Dr. Roslinazairimah Binti Zakaria* *Tel: +609-5492370; Fax. No.+609-5492766* *Email: roslinazairi...@ump.edu.my <roslinazairi...@ump.edu.my>; roslina...@gmail.com <roslina...@gmail.com>* Deputy Dean (Academic & Student Affairs) 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.