Hello Dr. Pagel, Thank you very much for the input. It is "almost" working. It will indicate every day of the week except Sunday. Any multiple of 7 is giving <NA>.
I'll tinker with it a bit. I really appreciate the direction you've provided. Will -- View this message in context: http://r.789695.n4.nabble.com/Change-column-of-numbers-in-data-frame-to-days-tp3008441p3008494.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.