Variable

Knowledge acquisition

Ability improvement

Quality enhancement

Integrative achievement

Attendance rate

0.481

0.243

0.262

0.317

Number of questions answered

0.656**

0.542**

0.304*

0.587**

Number of group discussions participated

0.619**

0.558**

0.597*

0.655**

Number of issues proposed

0.581**

0.724**

0.599**

0.692**

Number of comments

0.346*

0.602**

0.461*

0.582**

Course materials viewing rate

0.429*

0.542**

0.818**

0.763**