| public static medianAbsoluteDeviation ( array $numbers ) : numeric | ||
| $numbers | array | |
| Результат | numeric | |
public static function medianAbsoluteDeviation(array $numbers)
{
if (empty($numbers)) {
return null;
}
$x = Average::median($numbers);
return Average::median(array_map(function ($xᵢ) use($x) {
return abs($xᵢ - $x);
}, $numbers));
}