[R] Help with biplot()

Hi all, I want to plot the outcome of my PCA analysis (done with prcomp()), but I have so many variables that plotting them obscures the whole plot. How do I suppress the plotting of variables in a biplot? I only want to see the units. I appreciate both data constitute a biplot, so alternatively

[R] Help with biplot function

Hi All, Is there a way to omit the variables in the graphical output of the biplot function (so that only the categories are shown in the plot)? In addition does the identify function work with the biplot function? Thank you, [[alternative HTML version deleted]] _