Frequency

Percent

Valid Percent

Cumulative Percent

Valid

Difficulties towards focus

5

10.9

18.5

18.5

Difficulty to understand

6

13.0

22.2

40.7

The missing adequate programs

2

4.3

7.4

48.1

Problems with network and electricity

4

8.7

14.8

63.0

Explanations without practice in class

8

17.4

29.6

92.6

Poor image quality

2

4.3

7.4

100.0

Total

27

58.7

100.0

Missing

N/A

19

41.3

Total

46

100.0