来自《耶鲁大学开放课程：心理学导论 第13集》

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  And I could express this with an athletic analogy.
  我可以用一个运动学的例子来解释一下
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  Imagine I'm running a gym
  假设我经营着一家健身房
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  and we have all of these different athletic tests.
  拥有各种各样的体育测试项目
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  So, we have a running test,
  包括跑步
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  we have a basketball shooting test,
  投篮
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  a swimming test, fencing, a list of ten of them.
  游泳 击剑等总共十项
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  Now, each of you go through each of the tests
  现在 你们每个人都要参加这些测试
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  and then you'll each get ten scores.
  每个人都会有十项得分
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  But what we'll discover is that
  但是我们会发现
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  the scores are not independent of one another.
  这些得分并不是相互独立的
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  People who are good at one athletic thing
  擅长于某项运动的人
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  tend to be good at another.
  往往也在另一项目上表现出色