points() function in R Language is used to add a group of points of specified shapes, size and color to an existing plot.
Syntax: points(x, y, cex, pch, col)
x, y: Vector of coordinates
cex: size of points
pch: shape of points
col: color of points
Sample Scatter Plot:
Here, a sample scatter plot is created for the addition of points.
Example 1: Adding points to scatterplots
Example 2: Adding points of different properties