[R] Scatter Plot Command Syntax Using Data.Frame Source

2011-08-31 Thread Rich Shepard
I've tried various commands. ?plot, Teetor's book, R Cookbook, and Mittal's book, R Graphs Cookbook without seeing how to write the command to create scatterplots from my data.frame. The structure is: str(chemdata) 'data.frame': 14886 obs. of 4 variables: $ site: Factor w/ 148 levels

Re: [R] Scatter Plot Command Syntax Using Data.Frame Source

2011-08-31 Thread baptiste auguie
Hi, Below are a couple of options using a standard dataset, str(iris) ## using base graphics d - split(iris, iris$Species) str(d) # list of 3 data.frames par(mfrow=n2mfrow(length(d))) # split the device in 3 plotting regions b.quiet - lapply(names(d), function(x) { # loop over the list names

Re: [R] Scatter Plot Command Syntax Using Data.Frame Source

2011-08-31 Thread Rich Shepard
On Thu, 1 Sep 2011, baptiste auguie wrote: Below are a couple of options using a standard dataset, Thanks, Baptiste. These point me in the right direction. Rich __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help

Re: [R] Scatter Plot Command Syntax Using Data.Frame Source

2011-08-31 Thread Jorge I Velez
Hi Rich, Using the data set iris as an example, you might also try require(car) scatterplot(Petal.Length ~ Sepal.Length | Species, data = iris) HTH, Jorge On Wed, Aug 31, 2011 at 4:50 PM, Rich Shepard wrote: I've tried various commands. ?plot, Teetor's book, R Cookbook, and Mittal's