MathPHP\Statistics\SignificanceTest::dataProviderForZScore PHP Method

    public function dataProviderForZScore()
    {
        return [[1, 1, 1, 0], [1, 1, 2, 1], [4, 0.5, 5.5, 3.0], [4, 0.5, 3, -2.0], [3.6, 0.4, 3.3, -0.75], [943, 36.8, 1032.44, 2.43], [943, 36.8, 803.2, -3.8]];
    }