
	Kruskal-Wallis rank sum test

data:  ARRAY and categs
Kruskal-Wallis chi-squared = 94.747, df = 3, p-value < 2.2e-16

Multiple comparison test after Kruskal-Wallis 
p.value: 0.05 
Comparisons
                                              obs.dif critical.dif difference
jfreechart-1.0.0-RandomMutantSampling        33.13333     23.69541       TRUE
jfreechart-1.0.0-RandomOperatorSelection     77.83333     23.69541       TRUE
jfreechart-1.0.0-SelectiveMutation           69.03333     23.69541       TRUE
RandomMutantSampling-RandomOperatorSelection 44.70000     23.69541       TRUE
RandomMutantSampling-SelectiveMutation       35.90000     23.69541       TRUE
RandomOperatorSelection-SelectiveMutation     8.80000     23.69541      FALSE
