MathPHP\Statistics\CorrelationTest::testSampleCovarianceExceptionWhenXAndYHaveDifferentCounts PHP Méthode

    public function testSampleCovarianceExceptionWhenXAndYHaveDifferentCounts()
    {
        $this->setExpectedException('MathPHP\\Exception\\BadDataException');
        Correlation::sampleCovariance([1, 2], [2, 3, 4]);
    }