/**
* Tests NumArray::mean with a matrix and argument 1
*/
public function testMeanMatrixAxis1()
{
$numArray = new NumArray([[12, -43, 6], [-3, 89, 23]]);
$expectedNumArray = new NumArray([-25 / 3, 109 / 3]);
$this->assertNumArrayEquals($expectedNumArray, $numArray->mean(1));
}