You can see that the dash distribution I drew has more out in the tails, so we call it fat-tailed.

你们可以看到,虚线画的这个分布,尾部要长很多,所以我们叫它长尾分布

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In order to explain it-- I had to write down the binomial distribution to explain it properly.

要解释这一点,我要先在黑板上写一个二项分布,以便于解释清楚这个问题

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It could be that a random distribution-- I don't have colored chalk here I don't think, so I will use a dash line to represent the fat-tailed distribution.

这是一个随机分布,这里没有彩色粉笔,我就用虚线,来表示长尾分布

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I think that may be the first-known statement of the binomial distribution.

我认为这就是最早的,关于二项分布的阐述

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I want to--another concept-- I guess I've just been implicit in what I have-- There's a distribution called the normal distribution and that is--I'm sure you've heard of this, right?

另一个概念...,刚才这些我都讲明白了吧...,有一个分布叫正态分布,大家有所耳闻吧

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