def TestStatistic(self, data):
        group1, group2 = data
        test_stat = group1.mean() - group2.mean()
        return test_stat
True if this object is specified as an absolute dag path (starting with '|')
dataset/ETHPy150Open AllenDowney/CompStats/hypothesis.py/DiffMeansOneSided.TestStatistic--crossover with--dataset/ETHPy150Open CountZer0/PipelineConstructionSet/python/maya/site-packages/pymel-1.0.5/extras/completion/py/pymel/util/nameparse.py/NameParsed.isComponentName