Promoting knowledge elaboration, socially shared regulation, and group performance in collaborative learning: an automated assessment and feedback approach based on knowledge graphs

Table 3 ANCOVA results for the group performance of the two groups

Category	Group	N	Mean	SD	Adjusted mean	SE	F	η²
Post-test	Experimental group	54	61.49	5.94	61.09	1.50	7.45^*	0.18
Post-test	Control group	54	54.85	7.38	55.24	1.50	7.45^*	0.18
Group artefacts	Experimental group	54	90.50	3.72	90.42	0.92	12.87^**	0.28
Group artefacts	Control group	54	85.61	4.01	85.68	0.92