Table 8 Summary of Class Participation Behavior by Experimental Phase

Phase	Level	Variability		Immediacy of Effect	Effect Size
		Min	Max		PND	p-value
A1	18.7%	6.3%	40.0%	-	-	-
B1	24.7%	16.7%	32.5%	22.5%p	0.0	1.0000
BC1	64.3%	25.0%	87.5%	42.9%p	93.8***	0.0001
A2	32.7%	0%	53.8%	-	-	-
BC2	92.9%	87.5%	100%	53.8%p	100**	0.0014

P < 0.01,
P < 0.001