Dear, I have a table with four columns similar to the following:
Factory Name Production type Months Freq Factory 1 Car type 1 Jan. 0 Factory 1 Car type 2 Feb. 1 Factory 2 Car type 3 May 3 I need help in producing graphs; 1. I need to graph the production of the factories per month in "Stacked columns" 2. I need to graph the each of the production type by factory and month. Regards N.Jajo [[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.