
	Kruskal-Wallis rank sum test

data:  ARRAY and categs
Kruskal-Wallis chi-squared = 93.347, df = 3, p-value < 2.2e-16

Multiple comparison test after Kruskal-Wallis 
p.value: 0.05 
Comparisons
                                              obs.dif critical.dif difference
commons-codec-1.4-RandomMutantSampling       81.56667     23.69541       TRUE
commons-codec-1.4-RandomOperatorSelection    54.40000     23.69541       TRUE
commons-codec-1.4-SelectiveMutation          24.83333     23.69541       TRUE
RandomMutantSampling-RandomOperatorSelection 27.16667     23.69541       TRUE
RandomMutantSampling-SelectiveMutation       56.73333     23.69541       TRUE
RandomOperatorSelection-SelectiveMutation    29.56667     23.69541       TRUE
