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And it turned out they got it wrong by a factor of about two.
结果发现他们把注意的人数,高估了一倍。
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or there's the kind of older people with the novelty factor
或者是有新奇事情发生的老年人，
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They were off by a factor of four.
它们不属于四大元素之一。
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One of the interesting properties of cells that are in exponential growth is that the time to increase the cell number by a factor of 2 is always the same.
细胞有一个有趣的性质,那就是在指数增长阶段,细胞增长的速度,永远是以二为底数来增长的
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A log algorithm typically is one where you cut the size of the problem down by some multiplicative factor.
对数级复杂度的算法就是指,通过一系列常量级步数的操作,可以将问题的规模。
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And the top answer that was 82% was the Internet, something like 60% said they thought the availablity of guns was a significant factor in the Columbine's shooting.
高达82%的人认为是因为网络，约有60%的人认为,枪支的使用是一个重要因素,造成了这起枪杀案。
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Also to point out, a lot of times you'll see electron volts instead of joules, this is the conversion factor here just so you all have it in your notes.
同样也要指出，很多情况下你会看到,电子伏特而不是焦耳，这里是换算因子,你们在讲义上都能找到。
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But let's suppose that I realize that I'm doing a lot of addition in my programs, and I actually want to factor out what seems to becoming a lot of copy, paste.
但是假如我在程序中做了很多加法,我实际上想要提出那些,复制粘贴的东西。
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That is to say, you're asking yourself, "Well, sure. You know what? I pride myself on this: I can factor out all forms of subjectivity. I really can be objective.
也就是说，你对自己说，你知道吗，我为我自己感到骄傲：,我可以摒弃一切形式的主观，我真的可以做到客观。
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And one factor in Parkinson's is too little of a neurotransmitter known as dopamine.
引起帕金森症的一个病因,便是严重缺乏一种叫做多巴胺的神经递质
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Well, there are many factors, but one important factor is, the rise of the Internet has competed with -people used to buy The Wall Street Journal to get data like this.
其实有很多因素,但是最主要一点是,来自网络的竞争,人们过去买《华尔街日报》来获取这些数据
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Of course, religion is a strong factor.
当然，宗教是个很重要的因素。
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Already from this class if I told you that I gave you energies in some spectrum but they were off by a factor of four, what would you think? Maybe the Z is wrong.
从这节课开始,如果我告诉你我给了你,在某些光谱里的能量,但它们不属于四大元素之一，你会怎么想？也许Z是错的。
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Essentially for our purposes here, you can just think of it as a conversion factor.
就是去掉库伦标签，这就是我们。
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n It takes discrete values, multiples of some integer n, and the multiplication factor is the ratio of the Planck constant divided by 2 pi where n takes one, two, three and so on.
这些离散的值乘以整数，乘积因子,是普朗克常数除以2π,其中n可以取1，2，3，等等。
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And I'll just point out here also, this is a conversion factor you'll use quite frequently -- many of you, quite on accident, will memorize it as you use it over and over again.
你们会经常用到，所以你们可能,会不小心记住它的值，但我们并不会在,任何考试中。
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and we like log algorithms, because they're really fast. A typical characteristic of a log algorithm is a pro-- or sorry, an algorithm where it reduces the size of the problem by a constant factor.
并且我们也很喜欢对数算法,因为它很快,对数算法的典型特性是高速，哦，抱歉，是他能以常数因子的速度,降低问题的大小，很明显。
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Once I have it sorted I can search it in log n time, but that's still isn't as good as just doing n. And this led to this idea of amortization, which is I need to not only factor in the cost, but how am I going to use it?
一旦对其完成排序,就可以在log，n的时间内对其完成搜索,但是这样做仍然不如n的复杂度,这样做引出了耗时分摊的想法,这时不仅需要考虑耗时的因素？
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It goes - going through this process of amplifying divisions, every division increasing the number of cells by a factor of two and these cells becoming more differentiated around the way.
它经历了一系列扩增性的分裂过程,每次分化,细胞数目都翻一番,而在此过程中细胞分化得更成熟
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They're sometimes called transcription factors and this is an example of a transcription factor that is itself activated or turned on by the presence of a steroid.
它们被称为转录因子,转录因子的一个例子就是,能够自激活或被激素激活
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