[[Maths問數]] Probability
2)in a football gambling game for A VS B , the probability of A win , draw and lose are equal . Peter plan to bet $100 and the winning rate is 1.5. Do u recommend him to play to game?
[[Maths問數]] Probability 10 marks
2007-01-08 1:05 am
回答 (1)
2007-01-08 1:47 am
✔ 最佳答案
I do not recommend him to play to gamebecause E(X)=150x(1/3)+0x(2/3)-100=50-100=-50
者係話佢長遠咁玩落去，平均每場會輸＄５０
所以當然唔希望佢玩
收錄日期: 2021-04-23 18:57:18
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