Bivariate plot: move one group to top
In a bivariate plot with grouped data, is it possible to have one group plotted on top of the other? From what I've seen so far, the order in which the markers are drawn is random, see the attachment (some blue markers are drawn underneath, some are drawn above the red ones.) It would be useful to designate which group goes on top, in cases where the first group consists of significantly more da...
