Hi Ruri, sorry for my vagueness. The problem is not the order. I tried to merge the datasets as you wrote. The result is that when I input:
table(phone) The output is: 0 And this happens for all the variables. -- View this message in context: http://r.789695.n4.nabble.com/Interweaving-of-two-datasets-tp4608505p4623672.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.