046概率简单数值题short
Two Red Draws Posterior
题目
A hidden urn is equally likely to be A or B. Urn A gives red with probability 4/5 and urn B gives red with probability 1/3. Two independent draws with replacement are both red. What is the posterior probability the urn is A?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。
你的答案