
	Kruskal-Wallis rank sum test

data:  ARRAY and categs
Kruskal-Wallis chi-squared = 67.847, df = 3, p-value = 1.234e-14

Multiple comparison test after Kruskal-Wallis 
p.value: 0.05 
Comparisons
                                                obs.dif critical.dif difference
commons-beanutils-1.8.0-RandomMutantSampling       64.5     23.69541       TRUE
commons-beanutils-1.8.0-RandomOperatorSelection    56.0     23.69541       TRUE
commons-beanutils-1.8.0-SelectiveMutation          59.5     23.69541       TRUE
RandomMutantSampling-RandomOperatorSelection        8.5     23.69541      FALSE
RandomMutantSampling-SelectiveMutation              5.0     23.69541      FALSE
RandomOperatorSelection-SelectiveMutation           3.5     23.69541      FALSE
