Earlier quoted context omitted.
Yeah no, you don't get to say students should care more about learning than grades when jobs, opportunities, and scholarships given by the very university that claims learning is more important are riding on grades. It is the professor's responsibility to grade accurately, and honestly if there is so much inconsistency in grading that there's a significant probability that the student will lose marks despite having p…
As long as we're getting all realpolitik about it, the reason is that lots of students are assholes who will run roughshod over any professor who shows weakness. Source: was a student, watched it happen routinely. Meanwhile, in a less politically charged situation, it's pretty normal, or at least smart, to go back over any area where you messed up with a fine-toothed comb. If, and this is a rather pessimistic assumpt…
That's not the same thing as the original, which implied "my grading is so random, hope you're lucky on the rescore".
Edit: I had a high school teacher with a policy where she’d add X points to every score from the get go, and you’dlose those if you objected to grading, so you’d only object for misgrades by more than X. But that’s not the same as the original “okay, let’s roll my truth-recognizer dice again!”