您还没有登录,登录以后才可以查看答疑和进行提问。

试题详情

If a certain coin is flipped, the probability that the coin will land heads is 1/2. If the coin is flipped 5 times, what is the probability that it will land heads three times and tails twice?
答案:5/16

专业教师答疑

6
评分
6
浏览

Numeric Entry

老师讲一下

问个问题