The first sentence in the argument was, if the people in the room choose random, then they will choose around 50. That's true.

第一句话是,如果教室里的人随机选择,那平均数会落在50左右,这很对

耶鲁公开课 - 博弈论课程节选

and I left my math notes in someone's car

而我却把自己的数学笔记落在谁的车里了。

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