Variables

Number of Items

Cronbach’s Alpha

Autonomy Support

4

0.916

Cognitive Support

4

0.927

Emotional Support

3

0.902

Perceived Teacher Support

11

0.97

Behavioral Engagement

4

0.881

Cognitive Engagement

5

0.903

Emotional Engagement

6

0.856

Online Learning Engagement

15

0.949

Self-efficacy in Learning Ability

9

0.934

Self-efficacy in Learning Behavior

9

0.933

Academic Self-efficacy

18

0.965