locutus/esm/r/stats/median.js

Locutus other languages' standard libraries to JavaScript for fun and educational purposes

import { medianOfSorted, sortedRNumbers } from "../_helpers/_stats.js";
export function median(x) {
    //      discuss at: https://locutus.io/r/median/
    // parity verified: R 4.4
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //          note 1: Returns R's default numeric median for a plain vector.
    //       example 1: median([1, 3, 5])
    //       returns 1: 3
    //       example 2: median([1, 2, 3, 4])
    //       returns 2: 2.5
    //       example 3: median([4, 1, 3, 2])
    //       returns 3: 2.5
    return medianOfSorted(sortedRNumbers(x, 'median'));
}