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/* eslint no-shadow: 0 */
const test = require("tap").test;const ss = require("../dist/simple-statistics.js");
test("addToMean", function (t) {    t.test("can get add a single value to a mean", function (t) {        const values = [13, 14, 15, 8, 20];        t.equal(ss.addToMean(ss.mean(values), values.length, 53), 20.5);        t.equal(            ss.addToMean(ss.mean(values), values.length, 53),            ss.mean(values.concat(53))        );        t.end();    });    t.end();});