I mean we go from 8to 5 or 6, and then they're expected to go out and collect surveys.

VOA: standard.2010.02.26

Another important concept in probability theory that we will use a lot is expected value, the mean, or average-- those are all roughly interchangeable concepts.

概率论中另外一个常用的重要的概念是,期望值或者也叫均值,这两个概念可以互换

耶鲁公开课 - 金融市场课程节选

So it's harder and... But I mean, exams themselves are not much harder than what I expected them to be.

所以这难一点……但是考试本身没有比我想象的难多少。

来自西班牙的留学生 - SpeakingMax英语口语达人

What do I mean by expected payoff?

预期收益是什么意思呢

耶鲁公开课 - 博弈论课程节选

So very similar idea, but the only thing is, I'm slightly abusing notation here by saying that my payoff depends on my strategy and a belief, but what I really mean is my expected payoff.

这和以前的概念差不多,唯一的不同,就是我这里稍微用了一些数学符号,来表述策略带来的收益与所持信念有关,这里的收益指的是预期收益

耶鲁公开课 - 博弈论课程节选