Table 2: Average scores attained in each group.
N Minimum Maximum Mean SD
Group Pretest 21 1.05 4.27 2.4735 1.0400
Group Posttest 21 1.11 4.88 2.8148 1.1834
Group Pretest 21 1.05 4.11 2.4232 .9815
Group Posttest 21 1.11 4.50 2.5343 1.0989
Valid N
(listwise)
21