search for: tp2312553p2312553

...of the levels. What I want to do is loop through all columns that are factors and create a list of items to drop because there will subsequently be < 2 levels when I try to run a linear model. -- View this message in context: http://r.789695.n4.nabble.com/REmove-level-with-zero-observations-tp2312553p2312553.html Sent from the R help mailing list archive at Nabble.com.