It reminds me of a joke about the statistician who drowned in a pool with an average height of 10 inches.

这让我想起一个统计学笑话,在一个平均水深为10英寸的游泳池里，谁会被淹死。

哈佛公开课 - 幸福课课程节选

In fact, there are some very old books that show this as the average, the sum divided by two arithmetic mean, but the modern practice is to use the geometric mean.

事实上，一些很老的书籍上,平均的定义就是算数意义的，总的来说被分为两种算数意义，但现代我们多用几何意义。

麻省理工公开课 - 固态化学导论课程节选

Yes,on average, when you look at this group of 40 or 50 twins reared apart, when you look at the average, they are just about the same.

平均而言，当研究这40或50组被分开抚养的双胞胎，大体看来，他们是一样的。

哈佛公开课 - 幸福课课程节选

The voters of that position split evenly.

即该立场的选票会被平均分摊

耶鲁公开课 - 博弈论课程节选

As reported contemporaneously in 2000,the number was -3.1% but if you look at the number reported for 2005, because bad records had disappeared and good records had been added, all of a sudden the average experience for that year went up to +1.2%.

000年期的公告中这个数字为负3.1%,但是如果你去查2005年公告的数字,坏记录已经调整而消失,有利的投资记录被加入,转瞬之间,年平均收益升至1.2%

耶鲁公开课 - 金融市场课程节选

They are perfectly shared between the two nitrogens.

电子是被两个氮完全平均共用的。

麻省理工公开课 - 固态化学导论课程节选

The electrons here are shared equally.

电子是被平均共价的。

麻省理工公开课 - 固态化学导论课程节选

this is why Maslow said human nature and human potential has been sold short, when we only study the average.

这就是为什么Maslow说人性,和人的潜能会被削弱，如果我们只研究平均水平的话。

哈佛公开课 - 幸福课课程节选