三門問題變奏 - 拼圖
By Margaret
at 2011-12-08T18:51
at 2011-12-08T18:51
Table of Contents
看到上一篇提到的三門問題.
答案相信大家都很清楚.
其實我之前有想過一個變奏:
有三扇門, 有一扇後面是車, 另外兩扇後面是羊.
主持人和參賽者都不知道哪一扇門有車.
參賽者選好一扇後, 主持人會隨意在剩下兩扇開一扇門.
當然, 要是主持開的門剛好是車, 那麼參賽者就拜拜,
抱羊回家了. 要是開出來的是羊, 那麼參賽者就可以
選擇換不換剩下沒開的那扇門.
好了, 現在你參賽. 你選了1號門, 主持人在剩下的 2,3
號門, 隨機選了 2 號門.
(鼓聲響起)
2 號門一開, 裡面是羊一只.
這時候, 究竟該不該換門, 還是也無所謂呢?
--
Tags:
拼圖
All Comments
By Franklin
at 2011-12-10T19:30
at 2011-12-10T19:30
By Kristin
at 2011-12-13T09:24
at 2011-12-13T09:24
By Hardy
at 2011-12-13T13:06
at 2011-12-13T13:06
By Barb Cronin
at 2011-12-15T11:55
at 2011-12-15T11:55
By Skylar DavisLinda
at 2011-12-17T19:14
at 2011-12-17T19:14
By Andy
at 2011-12-22T08:59
at 2011-12-22T08:59
By Bennie
at 2011-12-25T16:26
at 2011-12-25T16:26
By George
at 2011-12-27T12:08
at 2011-12-27T12:08
By Carol
at 2011-12-30T17:22
at 2011-12-30T17:22
By William
at 2012-01-04T15:43
at 2012-01-04T15:43
By Mary
at 2012-01-07T15:20
at 2012-01-07T15:20
Related Posts
拼圖上膠之後有氣泡
By Bennie
at 2011-12-07T19:38
at 2011-12-07T19:38
Pintoo 心鼻貓杯墊
By Regina
at 2011-12-05T23:53
at 2011-12-05T23:53
國外買的拼圖會缺片嗎??(急問)
By Frederica
at 2011-12-04T18:43
at 2011-12-04T18:43
ProjectEuler 361 Subsequence of Thue-Morse sequence
By Erin
at 2011-12-04T12:32
at 2011-12-04T12:32
草帽海賊團
By Andrew
at 2011-12-04T03:38
at 2011-12-04T03:38