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<?php
namespace Undemanding\Difference\Test\Calculation;
use Undemanding\Difference\Calculation\StandardDeviation;
use Undemanding\Difference\Test\Test;
class StandardDeviationTest extends Test
{
/**
* @test
*/
public function itCalculatesStandardDeviations()
$calculation = new StandardDeviation();
$this->assertEquals(0.5, $calculation([[0, 1], [0, 0]], 2, 2, 0.25));
$this->assertEquals(0.58, round($calculation([[0, 1], [1, 0]], 2, 2, 0.5), 2));
}
undemanding /
difference
