- 精华
- 0
- 积分
- 340
- 经验
- 340 点
- 威望
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- 金钱
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- 魅力
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请教一道概率题
请教一道概率题 A certain roller coaster has 3 cars, a passenger is equally likely to ride in any 1 of the 3 cars each time that passenger rides the roller coaster. If a certain passenger is to ride the cars 3 times, what is the probability that the passenger will ride in each of the 3 cars? [em03] |
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