public function dataProviderForPMF() { return [[2, 1, 0.5, 0.5], [2, 1, 0.4, 0.48], [6, 2, 0.7, 0.059535], [8, 7, 0.83, 0.3690503], [10, 5, 0.85, 0.008490899999999999], [50, 48, 0.97, 0.2555182], [5, 4, 1, 0.0], [12, 4, 0.2, 0.1329]]; }