is scatter diagram always symmetrical why is the scatter diagram always symmetric around the sd line why is the scatter diagram always symmetric what makes the scatter diagram always symmetric? why is the scatter diagram always symmetric around the sd lines in a scatter chart? what is the major axis of a scatter diagram why is the scatter diagram always symmetric around the sd line? why is the scatter diagram always symmetric around the sd line? why is scatter diagram always symmetric around the sd line why is the scatter diagram always symmetric why is a scatter diagram always symmetric which axis of the scatter diagram is always symmetric around the sd why is the scatter diagram always symmetric around the sd line why is the scatter diagram always symmetric around the sd line? why is scatter diagram always symmetric why is scatter diagram always symmetric why is the scatter diagram always symmetric around the sd line? why is the scatter diagram always symmetrical around the sd lines? why is the scatter diagram always symmetric around the SD line what is the symmetry of scatter diagram