12. 使用可视化探索数据

使用可视化探索数据

在 Jupyter notebook 中使用直方图和散点图探索 clean_08.csv clean_18.csv 。然后,回答 notebook 下的练习问题。

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比较 2008 年至 2018 年温室气体排放量的分布情况。

SOLUTION: 2008 年的分布更偏向左边。

从 2008 年到 2018 年,综合 mpg 的分布是如何变化的?

SOLUTION: 变得更偏向右边

描述排量和综合 mpg 之间的相关性。

SOLUTION: 负相关

描述温室气体得分与综合 mpg 之间的相关性。

SOLUTION: 正相关