Faculty grade on totally arbitrary metrics, what is a "curve" and what grade does it mean you get. And then are mystified when students are upset that their gra

Faculty grade on totally arbitrary metrics, what is a "curve" and what grade does it mean you get. And then are mystified when students are upset that their grades were arbitrary. How do they know how much to curve it? Who knows, it's basically just a whim. Yes they say they grade on a standard distribution, but that could be equally meaningless--depending on how the exam is scored in the first place.