median - nodef/extra-math GitHub Wiki
Find the value separating the higher and lower halves of numbers.
function median(...xs)
// xs: a list of numbers
const xmath = require('extra-math');
xmath.median(1, 7);
// → 4
xmath.median(1, 7, 8);
// → 7
xmath.median(1, 7, 8, 10);
// → 7.5