locutus/esm/python/statistics/pstdev.js

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

import { pvariance } from "./pvariance.js";
export function pstdev(data, mu) {
    //      discuss at: https://locutus.io/python/statistics/pstdev/
    // parity verified: Python 3.12
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //          note 1: Returns the population standard deviation.
    //       example 1: pstdev([1, 2, 3])
    //       returns 1: 0.816496580927726
    //       example 2: pstdev([1])
    //       returns 2: 0
    //       example 3: pstdev([1, 2, 3], 2)
    //       returns 3: 0.816496580927726
    return Math.sqrt(pvariance(data, mu));
}