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For example, there may be a correlation between maternal mortality and Caesarean births, or so-called "C-Sections."
VOA: standard.2010.06.23
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When you correlate people's preference when they see products with activation in this area, you'll see a nice correlation.
这一区域的大脑活动,同人们在见到商品后的表现，完美地联系了起来。
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There's definitely some inverse correlation between your level of thinking and the proximity to the blackboard.
在你的思维水平,和到黑板的距离之间,绝对存在某种反比关系
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I bet it's way below one, but it has some correlation, so maybe it's .3.
结果很可能是接近0的正数,但肯定有些相关性的,比如说0.3
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How do we enhance the belief in ourselves if there's such high correlation and there's a very high correlation and predictive power to a sense of hope, to a sense of optimism, to beliefs.
如何加强我们的信念,如果真有这么紧密的关联,如果希望,乐观主义和信念真的，有着非常紧密的关联和预测力。
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In this article, they talked about the correlation of consumption around the world.
在这篇文章中，他们讨论了世界范围内的消费相关性。
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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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In fact, it's lower than the correlation of income changes, which is surprising.
事实上，比收入变化相关性还低，这很奇怪。
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Suppose we had a lot of different stocks that we could put into a portfolio, and suppose they're all independent of each other-- that means there's no correlation.
假设我们现在有很多只不同的股票,可以放进我们的投资组合里，同时假设它们都是相互独立的-,也就是说它们之间没有相关性。
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The correlation across countries in consumption changes is low.
国家间的消费相关性,变化很小。
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Then I want to move to correlation.
接下来我们讲相关性
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They would say there is a low correlation between SAT scores and grade point averages in college, or maybe it's a high correlation.
媒体会说,SAT成绩,和大学里的平均学分相关性很低,或相关性很高
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It is defined as rho= That's the correlation coefficient.
定义为,rho等于xy的协方差比xy各自的标准差的乘积,这就是相关系数
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