Table A1.

t-test: two samples with different variances, comparison between their L_cut values, part 1.

	S75F75L5	S75F75L15	S75F100L5	S75F100L15	S75F150L5	S75F150L15	S100F75L5	S100F75L15	S100F100L5	S100F100L15	S100F150L5	S100F150L15
Mean	0.372	0.670	0.448	0.631	0.502	0.533	0.483	0.708	0.578	0.859	0.605	0.827
Variance	0.005	0.000	0.000	0.002	0.002	0.003	0.004	0.002	0.003	0.001	0.007	0.001
Observations	5	5	5	5	5	5	5	5	5	5	5	5
Hypothesised mean Difference	0		0		0		0		0		0
df	5		6		8		8		7		5
t Stat	−9.612		−8.683		−0.954		−6.430		−9.728		−5.501
P(T <= t) one-tail	0.000		0.000		0.184		0.000		0.000		0.001
t critical one-tail	2.015		1.943		1.860		1.860		1.895		2.015
P(T <= t) two-tail	0.000		0.000		0.368		0.000		0.000		0.003
t critical two-tail	2.571		2.447		2.306		2.306		2.365		2.571