
	Kruskal-Wallis rank sum test

data:  ARRAY and categs
Kruskal-Wallis chi-squared = 83.469, df = 3, p-value < 2.2e-16

Multiple comparison test after Kruskal-Wallis 
p.value: 0.05 
Comparisons
                                              obs.dif critical.dif difference
ognl-3.1-RandomMutantSampling                80.66667     23.69541       TRUE
ognl-3.1-RandomOperatorSelection             46.06667     23.69541       TRUE
ognl-3.1-SelectiveMutation                   53.26667     23.69541       TRUE
RandomMutantSampling-RandomOperatorSelection 34.60000     23.69541       TRUE
RandomMutantSampling-SelectiveMutation       27.40000     23.69541       TRUE
RandomOperatorSelection-SelectiveMutation     7.20000     23.69541      FALSE
