Function bootstrap

scripts/bench/benchmark.js:43–50

(data)

}

function bootstrap(data) {
  const len = data.length;
  const arr = Array(len);
  for (let j = 0; j < len; j++) {
    arr[j] = data[(Math.random() * len) | 0];
  }
  return arr;
}

function calculateStandardErrorOfMean(data) {
  const means = [];