How to add a y = x reference line in Graph Builder without creating a new column?
Hi,
I’m trying to add a reference line like y = x in Graph Builder, but I’d like to do this without creating an additional column.
I know I can add constant reference lines (e.g., y = 100), but I couldn’t find a way to directly input a function like y = x or y = ax + b.
Is there any way to add a function-based reference line directly in Graph Builder?
Or is using a new formula column or a graphics ...