a*****g
发帖数: 1320 | 1 【 以下文字转载自 WaterWorld 讨论区 】
发信人: ashuang (越忙越年轻), 信区: WaterWorld
标 题: 问一道概率题--谢谢大家
发信站: BBS 未名空间站 (Tue Feb 21 00:09:18 2012, 美东)
MANU AND JANANI ARE PLAYING A COIN TOSS GAME WITH A FAIR PENNY. MANU GETS
A POINT IF THE PENNY LANDS ON HEADS, AND JANANI GETS A POINT IF THE PENNY
LANDS ON TAILS. THE SCORE IS JANANI 9, MANU 7, IN A GAME TO 10 POINTS. WHAT
IS THE PROBABILITY THAT JANANI WILL WIN THE GAME? | y****i
发帖数: 17878 | 2 1 - 1/2 x 1/2 x 1/2 = 7/8
WHAT
【在 a*****g 的大作中提到】
: 【 以下文字转载自 WaterWorld 讨论区 】
: 发信人: ashuang (越忙越年轻), 信区: WaterWorld
: 标 题: 问一道概率题--谢谢大家
: 发信站: BBS 未名空间站 (Tue Feb 21 00:09:18 2012, 美东)
: MANU AND JANANI ARE PLAYING A COIN TOSS GAME WITH A FAIR PENNY. MANU GETS
: A POINT IF THE PENNY LANDS ON HEADS, AND JANANI GETS A POINT IF THE PENNY
: LANDS ON TAILS. THE SCORE IS JANANI 9, MANU 7, IN A GAME TO 10 POINTS. WHAT
: IS THE PROBABILITY THAT JANANI WILL WIN THE GAME?
| a*****g
发帖数: 1320 | 3 谢谢， 明白了。
【在 y****i 的大作中提到】
: 1 - 1/2 x 1/2 x 1/2 = 7/8
:
: WHAT
|
|
