Table 6.

Statistically significant difference between the pre- and post-test measurements of the participants at the α=.1 level.

Subject	Pre-Test	Post-Test	Difference (Post-Pre)	Rank	Signed Rank
1	83	97	14	8	8
2	35	20	−15	9		−9
3	53	91	38	11.5	11.5
4	85	92	7	6	6
5	62	56	−6	3		−3
6	90	97	7	6	6
7	59	97	38	11.5	11.5
8	89	82	−7	6		−6
9	89	88	−1	1		−1
10	100	94	−6	3		−3
11	41	94	53	13	13
12	53	82	29	10	10
13	41	47	6	3	3
					Sum = 69	Sum = −22