Supporters of college education point out that students who attend vocational schools will make less money on average.

VOA: special.2010.07.16

This is very important,which is why I am doing it: "If we want to know how fast a human being can run, then it is no use to average out the speed of a "good sample" of the population; it is far better to collect Olympic gold medal winners and see how well they can do.

这话非常重要，是我作这个研究的原因：,“如果想知道人类最快能跑多快，那从好的样本中测出平均数是“,没用的;,而应该收集田径类奥运冠军的信息,看他们能跑多快。

哈佛公开课 - 幸福课课程节选

It turns out though that people will systematically and dramatically view themselves view themselves as better than average.

但是结果发现,人们都会过高地高估了自己,认为自己比一般人做得好。

耶鲁公开课 - 心理学导论课程节选

So it turns out that the average in this class, the average choice was about 13 1/3, which means two-thirds of the average was 9.

这个游戏的最终结果,平均数大概是13又1/3,它的2/3是9

耶鲁公开课 - 博弈论课程节选

This is incredibly important because,when you look at this number that we started out with,saying the benchmark was 9.9 but net of fees the managers on average only lost thirty basis points--or .3% -you'd say,well that's a game I don't mind playing.

这极其重要,因为当你看这些数字时,刚才说过基准收益是9.9%,但是主动管理型基金经理人的平均净利润,只落后了30个基点或者说0.3%,你可能会说这个游戏,我不介意玩一玩

耶鲁公开课 - 金融市场课程节选

One person might be a little low one day, another person might be high, a lot of people might-- you might happen to have captured them on an average day, but overall it averages out, so you get a representative sample.

一个人可能某一天少吃些,另一个人可能多吃些,很多人都会这样,你可能正好得出人们,平均每天的摄入量,但把它的整体平均一下,就得到有代表性的结果

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Americans spend the most time out of any other people in the world volunteering in average four hours a week, volunteering outside their job which may also have a social objective more than any other people in the world.

比其他任何人所花的时间都多,平均每周有四个小时做志愿者的工作，做与自身工作无关的善事,他们比世界上其他人更具社会目标。

哈佛公开课 - 幸福课课程节选

So, the average is found by taking two instants in time, say t1 and later t2, and you find out where it was at t2 minus where it was at t1 and divide by the time.

平均速度就是取两个时刻,比如t1和之后的t2,用t2时刻的位移,减去t1时刻的位移,再除以这段时间

耶鲁公开课 - 基础物理课程节选

What this means, if you average it out, is that since children start learning their first words at about their first year of life, they learn about nine new words a day.

如果你将这个数字平均一下,这意味着,儿童从一岁左右,学习第一个词开始,每天学会九个新词

耶鲁公开课 - 心理学导论课程节选

The mediocre person answers only 30% of the questions correctly admits that he has only average grades he worked on the yearbook as a proofreader and he tried out for the track team but didn't make it.

后者回答正确30%的问题,坦白学习成绩一般,给年刊做校对,尝试参加校田径运动队，但没成功。

耶鲁公开课 - 心理学导论课程节选