Dear R Gurus: How do you put together a 2^2 (or even 2^k) factorial problem, please?
Since you have 2 levels for A and B, do you put in "A+" and "A-" as factors, 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/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
