Reduced variance in estimation.
在估值中减少的变化。
Avoid wide variance in service times for requests in a single policy.
要避免同一策略中的请求的服务时间差异过大。
A small variance in schedule or budget starts to get bigger, especially early in the project.
进度或预算的偏差开始变大,尤其在项目早期的时候。
There's also another variance measure, which we use in the sample-- There's also another variance measure, which is for the sample.
还有另一个离散指标,我们用以考察样本,这是另一个离散指标,用于考察样本
So in return to, we have a slight variance here, -- where I'm defining apparently -- declaring a function called cube.
作为应答,这里我们有一点变化,这里我显然定义了-,声明了一个叫做cube的函数。
I feel like I have to introduce concepts like variance and co-variance and correlation in order to talk about finance; so that's what we'll do in Lecture Two.
我会讲到像方差,协方差,相关系数,这样的概念,为金融学的内容作一些铺垫,我们会在第二课讲到
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