ANOVA Model
post1 ~ groep
means	1.05	0.35	0.233

ANOVA Statistics
	Df	Sum Sq	Mean Sq	F value	Pr(>F)
groep	2	1.906	0.953	1.224	0.299
Residuals	87	67.717	0.778

Tukey Honest Significant Difference Comparisons
	diff	lwr	upr	p adj
S-E	0.35	-0.193	0.893	0.279
T-E	0.233	-0.31	0.777	0.564
T-S	-0.117	-0.66	0.427	0.866

Levenes Test for Homogeneity of Variance
	Df	F value	Pr(>F)
Group	2	0.318	0.728
	87