Re: [R] combine similar variables in chart

You've included three "I want"s in your message, but no question. Are you looking for functions? Try searching ... in R, on google, on http://rseek.org/, ... Have you tried some code, but can't get it to work? Send your code with error messages, and tell us precisely what you trying to get yo

[R] combine similar variables in chart

I want to make a chart on variables which are taken in 2 different years on 2 the same locations, at different depths, where for every location the species and the amount of species are determined. The first chart I want to make is to see how much of every species is collected in total in a bar or