The scatterplot below shows the relationship between per capita income (in thousands of dollars) and percent of
Question:
The scatterplot below shows the relationship between per capita income (in thousands of dollars) and percent of population with a bachelor's degree in 3,143 counties in the US in 2010.
(a) What are the explanatory and response variables?
(b) Describe the relationship between the two variables. Make sure to discuss unusual observations, if any.
(c) Can we conclude that having a bachelor's degree increases one's income?
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Related Book For
OpenIntro Statistics
ISBN: 9781943450077
4th Edition
Authors: David Diez, Mine Çetinkaya-Rundel, Christopher Barr
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