When "should" I use a dataframe vs. a matrix? What are the pros and cons? If I have data of all the same type, am I usually better off using a matrix and not a dataframe? What are the advantages if any of using a dataframe vs. a matrix? (rownames and column names perhaps?)
______________________________________________ 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.