PhpSpreadsheet/tests/data/Calculation/Statistical/HARMEAN.php

<?php

return [
    [
        5.028375962062,
        4, 5, 8, 7, 11, 4, 3,
    ],
    [
        1.2295081967213,
        2.5, 3, 0.5, 1, 3,
    ],
    [
        '#NUM!',
        2.5, -3, 0.5, 1, 3,
    ],
    [
        '#N/A',
    ],
];