Variable

Total

Cluster Center

Direct effect

0.4386

1

2

3

4

Academic literacy

3.42

3.13

4.29

3.62

2.55

Digital literacy

3.80

3.23

4.13

3.77

2.94

Social network

3.54

3.62

4.52

3.92

3.10

Case number

236

74

35

95

32

Percentage

100%

31.36%

14.83%

40.25%

13.56%