"2.2.3. Graphic Displays of Basic Statistical Descriptions of Data"
"A scatter plot is one of the most effective graphical methods for determining if there appears to be a relationship, pattern, or trend between two numeric attributes. library(car) scatterplot(mpg ~ wt | cyl, data=mtcars, xlab="Weight of Car", ylab="Miles Per Gallon", main="Enhanced Scatter Plot", la"