Grades

Verbal-logic thinking

High results

Average results

Low results

Number of learners

%

Number of learners

%

Number of learners

%

1st N = 23

3

13

15

65

5

22

2nd N = 20

9

45

8

40

3

15

3rd N = 20

6

30

9

45

5

25

4th N = 16

4

25

11

75

0

0