MathPHP\Probability\Distribution\Continuous\LogNormalTest::testMean PHP Метод

public testMean ( $μ, $σ, $mean )

    public function testMean($μ, $σ, $mean)
    {
        $this->assertEquals($mean, LogNormal::mean($μ, $σ), '', 1.0E-6);
    }

LogNormalTest