Audiqueen comes with several norm curves for the rhinogram: 46 GM Nose, GM nose, Gold Nose.
The Format window allows you to show or hide these curves and to pick the curve of your choice to be plotted on the graph.
Acoustic rhinometry configuration screen. The user can select what he prefers to see on the graph.
For instance, he can change right and left panes, select a different reference curve, etc.