Mean Rank of Students’ Scores on Test and Posttest
Level of Interactivity
Test
Posttest
n
Mean rank
n
Mean rank
Low
41
48.7200
33
39.4400
Medium
38
66.6600
32
62.9500
High
45
71.5400
36
50.9700
Level of Interactivity
Test
Posttest
n
Mean rank
n
Mean rank
Low
41
48.7200
33
39.4400
Medium
38
66.6600
32
62.9500
High
45
71.5400
36
50.9700
Note:
Test: N = 124. Test statistics for the test were chi-square = 10.0800, degree of freedom = 2, and p value = 0.006. Posttest: N = 101. Test statistics were chi-square = 12.1900, degree of freedom = 2, and p value = 0.002.