作者susiseptem (..)
看板Math
标题[机统] Random probability distribution
时间Thu May 9 21:47:46 2024
https://i.imgur.com/MxvcgLc.jpeg
仅需要 B部分就可以了
1000P答谢
QQ
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1F:推 cuylerLin : (i) C(6,4)*p^4*(1-p)^2+C(6,5)*p^5*(1-p) 05/09 23:06
2F:→ cuylerLin : (ii) the assumption that each traffic light 05/09 23:06
3F:→ cuylerLin : functions independently 05/09 23:06
4F:→ cuylerLin : (iii) Let T be the journey time of a particular 05/09 23:17
5F:→ cuylerLin : day. 先用 Z score 计算 P(T<51),最後再乘上 75 05/09 23:17