1

2

3

4

5

6

Mean

2.567

0.747

0.509

2.332

——

521.145

Standard deviation

1.150

0.321

0.377

2.390

——

71.076

Computer information activity

1.000

Computer basic skills

0.318***

1.000

Computer advanced skills

0.243***

0.575***

1.000

Using years

0.257***

0.181***

0.226***

1.000

Types of urban-rural schools

0.141***

0.128***

0.087***

0.222***

1.000

Reading literacy

0.100***

0.102***

−0.097***

0.045***

0.190***

1.000