CrossTable object as its main
argument and produces a mosaicplot.## S3 method for class 'CrossTable':
plot(x, xlab, ylab, main = "", col,
inv.x = FALSE, inv.y = FALSE, \dots)plot.default.plot.default.plot.default.par).x variable should be inverted.y variable should be inverted.mosaicplot.CrossTable, crosstab.