TABLE 5.

Results of the linear mixed model for Experiment 2: F-values, p-values, and ES – effect sizes. Main effects (group: CP1 vs. VP1; test: pretest vs. posttest) and interaction (group^∗test).

		Numerator	Denominator
Landmark	Source	df	df	F	p	ES
A	Intercept	1	18.025	3762.261	0.000
	Group	1	18.025	1.496	0.237	0.250
	Test	1	177.269	2.891	0.091	0.226
	Group∗TEST	1	177.269	0.414	0.521
B	Intercept	1	18.005	1649.871	0.000
	Group	1	18.005	4.916	0.040	0.656
	Test	1	177.087	29.475	0.000	0.609
	Group∗test	1	177.087	17.755	0.000
C	Intercept	1	18.082	2255.834	0.000
	Group	1	18.082	4.043	0.059	0.381
	Test	1	177.376	9.472	0.002	0.417
	Group∗test	1	177.376	8.988	0.003
D	Intercept	1	18.013	12500.113	0.000
	Group	1	18.013	7.849	0.012	0.732
	Test	1	177.136	19.615	0.000	0.538
	Group∗test	1	177.136	15.177	0.000
E	Intercept	1	17.902	5030.632	0.000
	Group	1	17.902	0.764	0.394	0.169
	Test	1	177.183	5.547	0.020	0.318
	Group∗test	1	177.183	7.027	0.009