Table 2.

Ranks

Class		N	Mean Rank
test1	A	24	39.63
	B	23	40.83
	C	26	31.19
	Total	73
test2	A	24	39.67
	B	23	40.98
	C	26	31.02
	Total	73
test3	A	24	40.92
	B	23	37.54
	C	26	32.90
	Total	73
test4	A	24	35.94
	B	23	42.35
	C	26	33.25
	Total	73