SGPLOT Procedure

Example 5: Adding a Prediction Ellipse to a Scatter Plot

Features:

SCATTER statement

ELLIPSE statement

KEYLEGEND statement

Sample library member:

SGPLELI

This example shows a scatter plot with a prediction ellipse.

proc sgplot data=sashelp.iris;
  title "Iris Petal Dimensions";
  scatter x=petallength y=petalwidth;

  ellipse x=petallength y=petalwidth;

  keylegend / location=inside position=bottomright;
run;

title;

Set the title and create the scatter plot.

proc sgplot data=sashelp.iris;
  title "Iris Petal Dimensions";
  scatter x=petallength y=petalwidth;

Create the ellipse.

  ellipse x=petallength y=petalwidth;

Position the Legend. The LOCATION= option places the legend inside of the plot area. The POSITION= option places the legend at the bottom right.

  keylegend / location=inside position=bottomright;
run;

Cancel the title.

title;