Hi Laura,You might want to read the manual on Data importation and exportation on the cran webpage http://cran.r-project.org/
Otherwise, have a look at ?read.table.
Sebastien ______________________________________________ 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.