Re: [R] an extremely simple question

A cleaner approach than attach()---because you don't need to remember to detach()---is: my.df<-data.frame(cbind(x=runif(100), y=rnorm(100))) head(my.df) with(my.df, plot(y~x)) _ Professor Michael Kubovy University of Virginia Department of Psychology USPS: P.O.Bo

Re: [R] an extremely simple question

Hi Edna, I am not sure the completely right answer, but I suspect that you use data(df) to invoke a data.frame from the sample datasets provided from the packages available on your R system. By other side, if you have a data.frame loaded on your environent, you can use "attach" do turn the columns

[R] an extremely simple question

Hi! What is the difference between using data(somedataset) vs. attach(somedataset), please? thanks, Edna Bell __ 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/po