php-ml/tests/Phpml/Math/Statistic/MeanTest.php
2016-04-28 07:32:48 +02:00

19 lines
500 B
PHP

<?php
declare (strict_types = 1);
namespace test\Phpml\Math\StandardDeviation;
use Phpml\Math\Statistic\Mean;
class MeanTest extends \PHPUnit_Framework_TestCase
{
public function testArithmeticMean()
{
$delta = 0.01;
$this->assertEquals(3.5, Mean::arithmetic([2, 5]), '', $delta);
$this->assertEquals(41.16, Mean::arithmetic([43, 21, 25, 42, 57, 59]), '', $delta);
$this->assertEquals(1.7, Mean::arithmetic([0.5, 0.5, 1.5, 2.5, 3.5]), '', $delta);
}
}