Exel is hardly the epitome of good graphing. There are a couple of ways to do what you want and Jim has shown you one , but ...
What about using two panels to present the data as in opar <- par(mfrow = c(2, 1)) plot(dat1$Date, dat1$Weight, col = "red", xlab = "", ylab = "Weight") plot(dat1$Date, dat1$Height, col = "blue", xlab = "Date", ylab = "Height") par <- opar John Kane Kingston ON Canada > -----Original Message----- > From: ye...@lbl.gov > Sent: Tue, 16 Apr 2013 15:35:29 -0700 > To: r-help@r-project.org > Subject: [R] plot 2 y axis > > Hi, > > I want to plot two variables on the same graph but with two y axis just > like what you can do in Excel. I searched online that seems like you can > not achieve that in ggplot. So is there anyway I can do it in a nice way > in > basic plot? > > Suppose my data looks like this: > > Weight Height Date > 0.1 0.3 1 > 0.2 0.4 2 > 0.3 0.8 3 > 0.6 1 4 > > I want to have"Date"as X axis ,"Weight" as the left y axis and "Height" > as > the right y axis. > > Thanks. > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. ____________________________________________________________ FREE 3D MARINE AQUARIUM SCREENSAVER - Watch dolphins, sharks & orcas on your desktop! ______________________________________________ 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.
