MathPHP\Probability\Distribution\Continuous\StudentTTest::testCDF PHP Метод

public testCDF ( $t, $ν, $cdf )

    public function testCDF($t, $ν, $cdf)
    {
        $this->assertEquals($cdf, StudentT::CDF($t, $ν), '', 1.0E-5);
    }

StudentTTest