tips for looping over a category for beginner
On Jan 18, 2011, at 7:32 PM, Ben Harrison wrote:
On 18 January 2011 22:52, Peter Ehlers <ehlers at ucalgary.ca> wrote:
Since you don't provide data, let's borrow from the help(droplevels) page:
As an aside, is it normal practice then to attach data files to questions on this mailing list? I might do that in future if it's possible and acceptable.
PLEASE. (re?-)read the Posting Guide.
Ben. [[alternative HTML version deleted]]
______________________________________________ R-help at 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.
David Winsemius, MD West Hartford, CT