Hi, I'm having a bit of problems in creating a new dataframe. Below you'll find a description of the current dataframe and of the dataframe that needs to be created. Can someone help me out on this one? Thx in advance. Bert
Current Dataframe Var1 Var2 Var3 Var4 A Fa W1 1 A Si W1 2 A Fa W2 3 A Si W3 4 B Si W1 5 C La W2 6 C Do W4 7 New Dataframe Var1 Var2 W1 W2 W3 W4 A Fa 1 3 A Si 2 4 A La A Do B Fa B Si 5 B La B Do C Fa C Si C La 6 C Do 7 ______________________________________________ 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.