
	Kruskal-Wallis rank sum test

data:  ARRAY and categs
Kruskal-Wallis chi-squared = 67.695, df = 3, p-value = 1.33e-14

Multiple comparison test after Kruskal-Wallis 
p.value: 0.05 
Comparisons
                                                obs.dif critical.dif difference
commons-codec-1.4-RandomMutantSampling       61.7666667     23.69541       TRUE
commons-codec-1.4-RandomOperatorSelection    55.5333333     23.69541       TRUE
commons-codec-1.4-SelectiveMutation          62.7000000     23.69541       TRUE
RandomMutantSampling-RandomOperatorSelection  6.2333333     23.69541      FALSE
RandomMutantSampling-SelectiveMutation        0.9333333     23.69541      FALSE
RandomOperatorSelection-SelectiveMutation     7.1666667     23.69541      FALSE
