example.js
function _getRandomDelayBetween (min, max, roundTo) {
    return Number(Math.random() * (max - min) + min).toFixed(roundTo);
}
function _getRandomDelayBetween (min, max, roundTo) {
    return Number(Math.random() * (max - min) + min).toFixed(roundTo);
}
Generate a random number in a given range, and round to a given value
@param min
@param max
@param roundTo
@returns {string}
@private