Scatter plots are useful for graphically determining whether there is an association between two variables
Spotfire Scatter Charts: Visualizing Relationships and Trends
Scatter (XY) Plots
A deep dive into scatter plots, Blog
Mastering Scatter Plots: Visualize Data Correlations
NCL Graphics: scatter plots
Scatterplot
Mastering Scatter Plots: Visualize Data Correlations
How to make a scatter plot in Excel
Scatter Plot Graphs
Mastering Scatter Plots: Visualize Data Correlations
Describing Scatter Plots — Introduction to Google Sheets and SQL