JSFiddle - React, Tailwind, and code Playground

HTML

<span id="tot1"></span>, <span id="tot2"> und </span> und <span id="tot3"></span>

JavaScript

var students = new Array("Paul", "Jan", "Fabian D.", "Fabian K.", "Lennard",
                         "Robin", "Angelique", "Joyce", "Sarah", "Ajlin",
                         "Enes", "Leon", "Boran", "Joshua");

function getStudent() {
    var random = Math.floor(Math.random() * students.length);
    return students.splice(random, 1)[0]; // return the 1st and only removed element
}

var tot1 = getStudent(); // "Fabian D."
var tot2 = getStudent(); // "Enes"
var tot3 = getStudent(); // "Joyce"

document.getElementById('tot1').innerHTML = tot1;
document.getElementById('tot2').innerHTML = tot2;
document.getElementById('tot3').innerHTML = tot3;