x<-matrix(c(1,2,3,4,5,3,3,0,0,3),nrow=2,ncol=5,byrow=TRUE) x
[,1] [,2] [,3] [,4] [,5] [1,] 1 2 3 4 5 [2,] 3 3 0 0 3
-----Original Message----- From: Leonardo Bergamini
Sent: Monday, October 31, 2011 1:35 PM To: r-help@r-project.org Subject: [R] How to show classes with 0 count in table()? I need a table showing even the zero counts. x<-c(1,1,1,2,2,2,5,5,5) table(x) x 1 2 5 3 3 3 How can I get this: x 1 2 3 4 5 3 3 0 0 3 Thanks, [[alternative HTML version deleted]] ______________________________________________ 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. ______________________________________________ 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.