
	Kruskal-Wallis rank sum test

data:  ARRAY and categs
Kruskal-Wallis chi-squared = 86.387, df = 3, p-value < 2.2e-16

Multiple comparison test after Kruskal-Wallis 
p.value: 0.05 
Comparisons
                                              obs.dif critical.dif difference
commons-lang-3.0-RandomMutantSampling        43.20000     23.69541       TRUE
commons-lang-3.0-RandomOperatorSelection     81.83333     23.69541       TRUE
commons-lang-3.0-SelectiveMutation           54.96667     23.69541       TRUE
RandomMutantSampling-RandomOperatorSelection 38.63333     23.69541       TRUE
RandomMutantSampling-SelectiveMutation       11.76667     23.69541      FALSE
RandomOperatorSelection-SelectiveMutation    26.86667     23.69541       TRUE
