Origin Ver. and Service Release (Select Help-->About Origin): b9.5.0.193 Operating System: Windows 10 Pro 64 bit.
I would like to do a 3D scatter plot of few tens of point which approximately go along a line. The closest example I found is Fuel Economy and I can put points. Yet I have no idea how to fit to these 3D data a line (not a plane), and to display another line with two known endpoints.