ANOVA Model
preE ~ post3E
means	0.25	0.25	-0.25

ANOVA Statistics
	Df	Sum Sq	Mean Sq	F value	Pr(>F)
post3E	2	0.879	0.439	1.883	0.17
Residuals	30	7	0.233

Tukey Honest Significant Difference Comparisons
	diff	lwr	upr	p adj
1-0	0.25	-0.242	0.742	0.432
NA-0	-0.25	-1.056	0.556	0.727
NA-1	-0.5	-1.233	0.233	0.229

Levenes Test for Homogeneity of Variance
	Df	F value	Pr(>F)
Group	2	8.788	0.001
	30