返回列表 发帖
不会出像1和2这样的题目吧???

TOP

2 我觉得就是0 虽然有概率,但是几乎就是0了

1 不会...

求教...

thanks

TOP

in question 1, how can we conclude the probability of making profit is 50%? just based on the info that 3 out of 6 years were making money?

TOP

返回列表