International Journal of STEM Education

Table 10 Summary of the model estimates for the two-level analysis of student groups’ difference scores

From: The implementation of peer assessment as a scaffold during computer-supported collaborative inquiry learning in secondary STEM education

	Model 0		Model 1
	Coefficient	SE	Coefficient	SE
Fixed effect
Intercept	2.51***	0.11	2.63***	0.26
Data			− 0.21	0.24
Conclusion			0.74	0.31
PA + Dialogue			− 0.48	0.25
Random effect
School variance	0.00	0.00	0.21	0.45
Group variance	3.00	1.73	2.79	1.67
Model fit
Log-likelihood	− 463.92		− 458.28
χ², df = 3			11.271
p			0.01

^***p < 0.001

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