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And, at the other extreme, we have elements with very high value, elements with high average valence electron energy.
另外，在另一端，我们有原子序数较大的元素，这些元素有着较高的平均化合价和电子能。
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But you know, the average apartment there is much nicer, much bigger, costs obviously a lot more as well.
但是，这里房子的平均水平要更好，也更大，但当然价格也更贵。
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For example, if we're talking about a pitcher, like Matsuzaka, we might want to know the speed of his average fastball.
举例来说，如果我们谈到一个投手，就像松阪，我们想知道他投出,快球的平均速度。
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Its average valence electron energy is 5.2 electron volts, which is a heck of a lot less than 11.
它的平均价电子能是,5。2电子伏，那比11电子伏要少得多。
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But that no particular stock is more or less likely to outperform the market, because all the information is incorporated in the price.
但是没有那一种特殊的股票是,最有可能比市场平均表现更好的，因为所有信息都是包含在价格上的。
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One is that 2,000 calories is the average for the typical person, but, of course, people have greatly differing calorie needs.
一是2000卡路里是常人所需的平均值,当然,人们需要的热量是大大不同的
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You can think, " look, "the average lifespan in the United States " is whatever it is, 82 years.
你可以说，“美国人的平均寿命,“是82岁。
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For instance in the past, we had that silly little program for computing the average of some quizzes and it was actually a pretty bad implementation because I had essentially hard coded in the number of quizzes.
比如在以前，我们做了一个,计算平均数的程序,这是一个相当挫的实现,因为我硬编码了测试的数字。
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I'm guessing the average number in the class now is probably about 3 or 4, maybe even lower.
我猜这次的平均数字大约在3或者4,甚至可能更低
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I computed the average return on stocks over that time period and I computed the average return on bonds over that time period.
我计算了那个时间段的股票平均收益率,和债券平均收益率。
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we learned that the average number of romantic relationships for people to take positive psychology in 4 years is between zero and one.
我们了解到上积极心理学课的人,在4年里恋爱次数的平均数在0到1之间。
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How many people here on average-- from the beginning of the semester until now get on average more than eight hours of sleep a night?
这里平均有多少人-,从开学到现在,平均每晚睡超过八小时的？
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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。
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I would expect, whether you're a Red Sox fan or not, you to be able to look at a list of different pitchers and their average velocity for their fastball, and tell me who has the longest or the shortest wavelength.
无论你是否是一个红袜队球迷，我预想你会看到一系列,不同的投手和他们,投出快球的平均速度，告诉我谁有最长的,或者最短的波长。
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Because, what do you think the mean should be, if I simulate various things that the bias of 0?
因为，如果我用0作为偏向值，你觉得我会得到多少的平均值呢？
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So, the most connected one would be the one for whom the quarter million are, on average, the most connected to.
连接性最强的那个,他和这25万演员，连接的平均度数最小。
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So, sometimes people get confused when they're solving problems and call the amplitude this distance all the way from the max to the min but it's only half of that because we're only going back to the average level.
解题的时候会弄错，把这个从,最大值到最小值的距离,叫做幅值，但实际上,只有它的一半,只是它和平均值的差距。
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If I want to take the average energy of all of those, what I can do is go over to my data set.
如果我想得到这所有电子能的平均值，我就得去看一下我的数据库。
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So the average person, average normal weight of a typical person might consume 2000 calories a day.
普通人,拥有平均体重的普通人,一天大概消耗二千卡
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It's another thing to know what was the average rainfall in Bangkok in 1984.
而知道,1984年曼谷的平均降雨量是另一回事。
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This is called the geometric average and it's used only for positive numbers.
这种平均叫几何平均,只能用于正的数值
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I chose 22 because I thought that most people would play the game dividing by two-thirds a couple of times, and give numbers averaging around the low 30's.
我选了22因为我想大多数人在游戏中,可能会多次求平均数的2/3,最后会得出30以下的数
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The average number of sexual partners is between zero and .5.
性伴侣数目的平均数是在0到0。5之间。
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I start $100 as the average price of the stock, what should the average price of the stock be?
我把100美元作为股票的初始平均值，你们觉得这个股价的平均值应该是多少呢？
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And then I could also do a Gaussian one here, with the mean of and the standard deviation of volatility divided by 2.
然后我在这里再写一个高斯分布的函数，它的浮动值的平均值和,标准偏差值都除了2。
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OK. Now. Think for a second about computing the average age of the faculty.
好，想想怎么,计算全体教员的平均年龄吧。
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The electrons are not equally shared and the carbon hogs the electrons a little bit more than the hydrogen, so the carbon is electron-rich and the hydrogen is just a little bit electron-deficient.
电子不是平均共享的,碳原子比氢原子吸引电子,更强烈一点点，所以碳原子是富电子,而氢原子是缺电子。
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And when we're talking about the amplitude of the wave, we're talking about the deviation from that average level. So, if we define the average level as zero, you can have either a positive amplitude or a negative amplitude.
当我们讨论一个波的振幅时,我们说的是偏离平均位置的量,如果我们把平均位置,定义为零的话，那幅值不是,正的就是负的，有时候人们在。
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For a couple of reasons. In some ways, this would be nicer, do expected cases, it's going to tell you on average how much you expect to take, but it tends to be hard to compute, because to compute that, you have to know a distribution on input.
关注最快的情况，在某种意义上来说，因为一些原因这样想挺不错的，当我们处理一个给定的问题,计算平均时间的时候,是很难计算的，因为你并不知道输入的分布情况,这些输入会是怎么样的呢？
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If I look at a homonuclear molecule such as molecular hydrogen, this is perfect sharing.
如果我用这个测量表测氢分子,完全平均共价的分子。
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