Hi All, I have a huge data set with the following type; city year sex obs 1 1990 M 25 1 1990 F 32 1 1991 M 15 1 1991 F 22 2 1990 M 42 2 1990 F 36 2 1991 M 12 2 1991 F 16
I want to calculate the percentage of M and F by city, year and year within city and also plot. city 1 total Male= 40; total female= 54; %M= 40/(40+54)=42.6 %F= 54/(40+54)=57.4 and so on. Can any body help me out? Thanks in advance [[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.