
	Kruskal-Wallis rank sum test

data:  ARRAY and categs
Kruskal-Wallis chi-squared = 87.25, 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                79.96667     23.69541       TRUE
ognl-3.1-RandomOperatorSelection             38.53333     23.69541       TRUE
ognl-3.1-SelectiveMutation                   60.16667     23.69541       TRUE
RandomMutantSampling-RandomOperatorSelection 41.43333     23.69541       TRUE
RandomMutantSampling-SelectiveMutation       19.80000     23.69541      FALSE
RandomOperatorSelection-SelectiveMutation    21.63333     23.69541      FALSE
