3 It is 1.45. Ten electrons again, 1.33.

稀有气体的离子半径为1。45，而10电子的为1。

麻省理工公开课 - 固态化学导论课程节选

If people in the room choose randomly between 1 and 100, then the average is going to be around 50 say and two-thirds of 50 is around 33, 33 1/3 actually.

如果大家在1到100之间随机选择,平均数会是50左右,而50的2/3大概是33,确切地说是33 1/3

耶鲁公开课 - 博弈论课程节选

I thought similar to Chris actually and I also thought that if we got two-thirds and everyone was choosing numbers in between 1 and 100 ends up with 33, would be around the number.

实际上我的想法和克里斯的相近,我也在想我们得选平均数的2/3,每个人都在1到100中选择的话,最后结果可能是33,会接近于平均数的2/3

耶鲁公开课 - 博弈论课程节选