Is Organizing Knowledge Effective in Primary Education?
Table 1
Descriptive statistics and differences between the two groups (EG and CG) in the posttest.
Pretest
Posttest
EG (n = 38)
CG (n = 24)>
EG (n = 38)>
CG (n = 24)>
M (SD)
M (SD)
M (SD)
M (SD)
F (1, 60)
Peabody
82.26 (17.99)
78.91 (18.37)
87.60 (20.90)
77.45 (19.01)
Auditory Comprehension
32.39 (11.95)
31.04 (12.76)
35.97 (12.55)
30.12 (12.90)
3.12
0.05
Visual Comprehension
13.52 (3.81)
12.87 (5.39)
15.73 (4.55)
12.62 (5.28)
6.06
0.09
Visual Memory
8.15 (3.62)
7.58 (4.05)
9.71 (3.95)
7.29 (4.26)
5.18
0.07
Auditory Association
17.60 (6.88)
16.95 (6.82)
20.36 (7.30)
16.50 (8.54)
3.61
0.05
Auditory Memory
7.78 (2.50)
7.66 (3.54)
9.76 (3.72)
7.50 (3.34)
5.86
0.08
Visual Association
16.94 (5.93)
17.00 (7.25)
21.92 (6.98)
16.54 (7.71)
8.31
0.12
Visual Integration
24.00 (5.25)
24.00 (7.34)
29.05 (6.99)
23.87 (7.43)
7.68
0.11
Verbal Expression
32.60 (8.97)
33.75 (12.41)
44.73 (12.69)
31.95 (12.82)
14.79
0.19
Grammatical Integration
16.52 (5.88)
15.95 (6.10)
22.42 (5.66)
14.95 (6.57)
22.54
0.27
Motor Expression
21.02 (4.54)
20.45 (5.69)
22.97 (5.49)
20.62 (5.45)
2.69
0.04
Auditory Integration
13.92 (5.81)
13.70 (5.60)
15.94 (6.19)
13.50 (6.06)
2.33
0.03
Note. M = Mean, SD = Standard Deviation, EG = Experimental Group, CG = Control Group. Following the effect sizes Cohen [33] criterion, the effect is small when < 0.01, average when ≥ 0.59, and large when ≥ 1.38. ,,.