Slicing by region
In this exercise, we will compare data visualization using a two-dimensional scatter plot grouped by a categorical variable to the visualization of the same data in a three-dimensional scatter plot.
The DataFrames and StatsPlots packages have been imported, and the insurance DataFrame has been loaded.
This exercise is part of the course
Introduction to Data Visualization with Julia
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Grid of scatter plots
@df ____ scatter(
:BMI,
:Charges,
group=:____,
markersize=2,
color=[:darkorange :dodgerblue4 :deepskyblue :deeppink],
legend_position=:topleft,
layout=(____, ____),
)
xlabel!("BMI")
ylabel!("Premium (USD)")