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If it were just a little bit different I could say, all right, I have a different approximation. But when it's this different, something is wrong. Right?
但是如果仅仅有点差异的话,我可以认为没什么大问题,我得到了一个不太一样的估算，但这确实有差异，出问题了对不对？
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how long is it going to take to build it,
估算它要花费的时间，
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Underlying this analysis, we have estimates of the expected returns on assets, notably, the expected returns on stocks and bonds.
凭借这个分析，我们可以估算出资产预期投资收益，特别是股票和债券的预期收益。
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If you go onto some of the other foods in here you see that the error became even greater in some of these cases.
如果你们看表上的其他一些食物,一些例子的估算误差会更大
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By our informal count, however, we and the Afghan commandoes we work with were stopped on 70 percent of our attempts because we could not achieve the requisite 11 approvals in time.
粗略估算了一下，与我们一道工作的阿富汗突击队,有70%的尝试都失败了,因为我们不能按时拿到所需的11个批准。
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So, he assumed, he referenced or normalized everything to fluorine.
所以他假设，将以用F作为一个标准,来估算其他元素的电负性。
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The head of my PHD programs actually estimated the average academic journal article is read by seven people.
我博士班的主任估算过,学术期刊上的一篇论文平均只有7人阅读。
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If you accept my estimates and you accept the capital asset pricing model, that would have to be true.
如果你同意我的估算,而且认同资本资本资产定价模型，那这种投资组合就会带来最大收益。
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Looking at this particular group, he estimated survivorship bias to be 4.4% per year and backfill bias to be 7.3% per year.
分析这个特定的样本,他估算其生存偏差每年达到4.4%,回填偏差每年达到7.3%
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You can take commercial foods, like Wheaties, and go to the manufacturer and try to figure out how many boxes of these things are produced.
对象可以是麦片那样的商品,去联系制造商然后估算出,这些东西生产了多少箱
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Every country computes an estimate of how much is spent each year on consumption by the people who live in the country.
每个国家估算出,生活在该国国内居民,每年的消费额。
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He estimates, for his purposes, and he shows you calculations of the efficient portfolio frontier.
他用自己的角度估算了参数,他还给出了计算有效边界的方法。
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From then on,if you accept the analysis and the assumptions or the estimates that underlie it, then we pretty much know how to construct portfolios.
如果你们理解了整个分析过程,假设前提以及各项资产的有关估算,就能知道该怎样建立一个投资组合
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According to my calculations it was a twenty-five standard deviation event.
根据我的估算,那次波动偏离均值有25倍标准差之巨
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Then, once we did that we could plug that into the formula that I gave you last time and get the standard deviation of the portfolio and the expected return on the portfolio.
再将估算出的数值代入到,上节课给你们的公式中,就能得到资产投资组合的标准差,和该投资组合的预期收益率
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All right now, now what I'd like you to do is just sort of do a guestimate in your mind of the percentage errors you might have made overall in these estimates, and I'll come back and ask you in a minute.
好了,现在,现在我希望你们,在脑海中估算下你们预测的百分误差,你们可以就总值做一个估算,我会在一分钟后问你们
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I think the estimate sheet that I got yesterday morning said that we've got about $22.5 billion dollars; so that's been a nice run.
昨天上午我拿到的估算报告称,我们的资产已达225亿美元,不错的业绩
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The underlying estimates may not accord with your belief or your intuitive sense of common sense.
各项资产有关估算结果可能与你的预想,或直觉不相符合
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So, they started to do collecting of data on mortality and they developed something called actuarial science, which is estimating the probability of people living.
他们开始收集死亡率的数据,并且发展出精算学,用来估算人在各年龄段死亡的概率
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One study estimated that 1.1% of men and .5% of women, for some reason more common among men than women, but in both sexes are pathological gamblers.
研究估算有1.1%的男性,和0.5%的女性天性嗜赌,基于某种原因,对此男性比女性更普遍,但在男女群体中都存在病态赌博
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I want to just talk a little bit about his estimate.
关于他的估算我想多说两句。
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So Rituparna tries to prove to him his abilities and he says, see that tree there, I can estimate how many leaves there are on that tree by counting leaves on one branch.
所以睿都巴若那就试图证明自己的能力,他说,看那边的树,我只需数一根枝杈上的叶子,就能估算出树上叶子的总数
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You figure that most of those boxes are being eaten by somebody or another, there's some waste that you might calculate in, but there--error gets introduced there trying to estimate that, so you get a number on that.
你的计算中大部分食品,都被人们吃了,浪费的那些也要计算进来,但其中的误差,也要估算出来,最后得出一个数字
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In my diagram, I said that the tangency portfolio-- I estimated that the tangency portfolio is 9% oil, 27% stocks, and 64% bonds.
在我的曲线图里我有提到切线资产组合-,我估算出切线资产组合是9%的石油，27%的股票和64%的债券。
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You have to make those calculations and there are errors in that, but you come away with a population estimate of things like that.
你必须把这些都算进去,因为其中存在误差,但这样你会得出,整体人群摄取量的估算值
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Again, I don't want to make too much of my estimates because different people would estimate these things in different ways, but that's the theory.
再说一次，我不想太过强调我的估算,因为不同的人,会用不同的方法估算这些数据，但这只是个理论。
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Well, there are pretty gross ways of estimating these things that typically get used.
有种非常粗略的估算方法,而且是通常的做法
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In this case people--bread, chips, and ham- they were estimating really large errors here.
对于面包,土豆片和火腿,人们的估算存在很大误差
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Well we've talked about some of these already, but there are a ton of ways that inaccuracy can get introduced when you start assessing what people are eating.
我们已经讨论过一些了,但当你开始估算人们的饮食时,有很多方面,会造成误差
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