Visualizing Cholesterol Data With ggplot2

Anisa Dhana uses the National Health and Nutrition Examination Survey and visualizes results with ggplot2:

From the plots above I find that regardless the different levels of diastolic and systolic blood pressure there is no substantial correlation between cholesterol and blood pressure. However, it is better to build the correlation line with geom_smooth or to calculate the Spearman correlation, although in this post we focus only on the visualization.

Lets build the correlation line.

Click through for several examples of visuals.

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