In software projects this notion of imperfect correlation can be extended to, for example, quality and product innovation, two project categories that may be seen as imperfectly correlated.

在软件项目中，不完善相关的概念可以扩展到，例如，质量和产品革新，两个看起来不完善相关的项目类别。

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But there are some interesting correlations. There is a small, but significant correlation between quality of care received in a child-care center and vocabulary scores.

但这之间确实具有一些有趣的相关性，儿童在儿童保育中心受到的照养质量与他们的词汇得分之间，存在着些许但重要的关联。

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The correlation between larger tips and better service was very weak: only a tiny part of the variability in the size of the tip had anything to do with the quality of service.

较多小费与良好服务之间的联系是非常微弱的：小费的多寡中只有很小一部分同服务质量有关。

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Justices also ignored mountainous research showing there is no correlation between the amount of money spent and the quality of education received.

FORBES: Fact and Comment

Once the data was amassed, the correlation became clear: when coauthors were closer together, their papers tended to be of significantly higher quality.

NEWYORKER: Groupthink

Bill Vogt and Robert Town conducted a comprehensive survey of the literature in 2006, and found that there is no apparent correlation between mergers and health-care quality.

FORBES: Goal of the NYU-Continuum Hospital Mega-Merger: Raising Prices