Changing the variable associated with the X or Y axes
This option is only relevant to response surface plots.
Select a response surface plot, then click (Results tab > Properties panel > Plot Properties), or simply right-click the result in the Study Tasks pane and select Properties.
To change the variable on the X axis, click the down arrow associated with the X axis and select the variable you would like to see.
To change the variable on the Y axis, click the down arrow associated with the Y axis and select the variable you would like to see.