Array of Random numbers source http://jsbin.com/nezuqejolo

jsbin.nezuqejolo.js

var labels = [];
var times = function(n) {
  return Array.apply(null, new Array(n));
};

var data = times(100).map(function(val, index) {
  labels.push(index + 1);
  // val = Math.round(Math.random() * 100);
  val = Math.floor(Math.random() * (100 - 70 + 1)) + 70;
  return val;
});

// console.log(labels);
console.log(data);

var arr = [];
for (var i=0; i<100; i++) {
  arr.push(Math.round(Math.random() * 100));
}

console.log(arr);