ANOVA Model
Tot-pre ~ Treatment
means	1.879	-0.422	-0.736

ANOVA Statistics
	Df	Sum Sq	Mean Sq	F value	Pr(>F)
Treatment	2	9.242	4.621	1.498	0.229
Residuals	100	308.487	3.085

Tukey Honest Significant Difference Comparisons
	diff	lwr	upr	p adj
S-E	-0.422	-1.436	0.592	0.585
T-E	-0.736	-1.75	0.278	0.2
T-S	-0.314	-1.313	0.685	0.735

Levenes Test for Homogeneity of Variance
	Df	F value	Pr(>F)
Group	2	0.547	0.58
	100