16/8/1:随机数及其概率问题
2016-08-01 本文已影响0人
王康_Wang
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>随机数及其概率</title>
</head>
<body>
<script type="text/javascript">
function randomProbability(min,max,time) { // Probability 概率
var obj = {};
for (var i=0; i<time; i++) {
var val = Math.floor(Math.random()*(max-min)+min);
if (obj[val] === undefined) {
obj[val] = 1;
} else {
obj[val]++
}
}
console.log(obj);
for (var key in obj) {
obj[key] = obj[key]/time;
}
console.log(obj);
}
</script>
</body>
</html>
