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Hello, ? I am struggling with a lattice graph. I want to plot points and condition on a variable called 'Method'. For each conditional plot I have two subgroups, say: 'first'and 'second'. I want to plot the points in a conditional graph with a different color or symbol for each subgroup. ? Moreover I want to calculate within each conditional graph limits of the points

Hello, I am trying to plot two sets of boxplots together. These are estimates of two experiments and?seven?factors. The results of the two experiments I want to plot as boxplots stacked to each other. Therefore I plot first the results of the first experiment; and next with the add option the second set of boxplots. The boxplots are plotted at 'at = 1:7 - 0.15 for the first experiment and