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?
我想要讲的另一个概念，我想我已经暗示过了，这是一个叫正态分布的分布，我肯定你们已经听说过，对吗？
Well, the mean is always .2 no matter how many policies you write, so it's going to be--we're going to have a normal distribution centered on .2.
不论你签了多少份保单,均值永远是0.2,所以这就是一个关于x=0.2对称的,正态分布
We have obtained the electron density distribution in the normal direction of different targets. The time evolution of electron density of Cu plasma has been obtained.
获得了不同靶材料等离子体的靶面法向电子密度分布，以及铜等离子体电子密度的时间演化。
Since mixture normal distribution is the non-mixed , the estimation and test have many difficulties .
由于混合正态分布模型是非正则的，它的参数估计及其检验都存在很多困难。
The result indicated that the relative harmonics to noise ratios of the normal voice for both male and female have a stable distribution.
结果表明男女正常嗓音的频域相对信噪比均呈一个稳定的分布。
Results indicate that the distribution of species relative abundance of paleocommunity is similar to that of living community and both have logarithmic normal distribution.
文章指出古群落和现代群落的种的相对丰度具有类似的分布，即对数正态分布。
Methods the simplified test of normal distribution (method a) and analysis of variance (method b) were adopted to judge if the two testing methods have variation.
方法用正态分布小样本容量的简化检验(A法)和方差检验(B法)来判定两种测定方法所得结果的异同。
Methods the simplified test of normal distribution (method a) and analysis of variance (method b) were adopted to judge if the two testing methods have variation.
方法用正态分布小样本容量的简化检验(A法)和方差检验(B法)来判定两种测定方法所得结果的异同。
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