Interpreting scatter plots

Scatter plots let you explore the relationship between two continuous variables.

Here you can see a scatter plot of average life expectancy (on the y-axis) versus average length of schooling (on the x-axis) for countries around the world. Each point in the plot represents one country. A straight trend line from a linear regression model is shown.

A scatter plot of average life expectancy versus average length of schooling, with a linear trend line.

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Data source: United Nations

This exercise is part of the course

Understanding Data Visualization

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