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.
本练习是课程的一部分
Introduction to Data Visualization with Julia
交互式实操练习
通过完成这段示例代码来试试这个练习。
# 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)")