Grades

Short-term visual memory capacity

High results

Average results

Low results

Number of learners

%

Number of learners

%

Number of learners

%

1^st N = 23

5

22

1

4

17

74

2^nd N = 20

4

20

16

80

0

0

3^rd N = 20

2

10

15

75

3

15

4^th N = 16

3

19

13

81

0

0