Table 1.

Occurrence probabilities for the three variables in the two classes

Categories	$Y_1$			$Y_2$			$Y_3$
	1	2	3	1	2	3	1	2	3	4
Class 1	0.1	0.1	0.8	0.1	0.7	0.2	0.7	0.1	0.1	0.1
Class 2	0.2	0.6	0.2	0.2	0.2	0.6	0.2	0.1	0.1	0.6