Re: [R] Dot plot with two grouping variables concurrently

> Q1. > > Right now I like to know how to get the dual coding working on the points on > a dotplot and also annotate these in a key.  Specifically I'm attempting to > code the fill of the points by a variable called 'Commodity' but would like > have different symbols to refelect a second variable c

[R] Dot plot with two grouping variables concurrently

Dear R help(ers). I'm an R-learner (about 10 hours now) trying to make a ranked dot plot where the symbols are coded by two variables concurrently. I'm trying to use Deepanyan Sarkar's book 'Lattice' as a guide but get the feeling it is a bit advanced for my level of understanding. I have thr