When I do a scatterplot showing the relationship
between rater-a and rater-b, I would like to have a reference line that
its slope is one (means both raters score the same).
Has anyone encountered a similar problem or
can help me?
Thanks in advance...
Ching-Lin Hsieh, OT, Ph.D.
Lecturer, School of Occupational Therapy,
College of Medcine, National Taiwan University
WWW homepage: http://king.cc.ntu.edu.tw/~clhsieh/