
	Kruskal-Wallis rank sum test

data:  ARRAY and categs
Kruskal-Wallis chi-squared = 67.27, df = 3, p-value = 1.639e-14

Multiple comparison test after Kruskal-Wallis 
p.value: 0.05 
Comparisons
                                                  obs.dif critical.dif
commons-beanutils-1.8.0-RandomMutantSampling    62.466667     23.69541
commons-beanutils-1.8.0-RandomOperatorSelection 60.200000     23.69541
commons-beanutils-1.8.0-SelectiveMutation       57.333333     23.69541
RandomMutantSampling-RandomOperatorSelection     2.266667     23.69541
RandomMutantSampling-SelectiveMutation           5.133333     23.69541
RandomOperatorSelection-SelectiveMutation        2.866667     23.69541
                                                difference
commons-beanutils-1.8.0-RandomMutantSampling          TRUE
commons-beanutils-1.8.0-RandomOperatorSelection       TRUE
commons-beanutils-1.8.0-SelectiveMutation             TRUE
RandomMutantSampling-RandomOperatorSelection         FALSE
RandomMutantSampling-SelectiveMutation               FALSE
RandomOperatorSelection-SelectiveMutation            FALSE
