Mallika Veeramalai <mallikav <at> burnham.org> writes: I would like to know, > is it possible to consider a matrix with some columns having numeric data > and some other's with characters (strings) data? How do I get this type of > data from a flat file.
It's called a "data frame". See the Introduction to R, and help for read.table and read.csv. (The character data will get made into factors unless you use as.is=TRUE or specify colClasses.) ______________________________________________ R-help@stat.math.ethz.ch 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.