Teachers use the bell curve to adjust test scores so they are fairer, but grading on a curve has its detractors. Here's why.
Curving Scores With a Normal Distribution
The Ultimate Guide to Grading on A Curve
How to calculate a grading curve - Quora
Curving a Grade - A simple and Fair Formula
Curving Grades in Canvas - Instructure Community - 387085
Grading curves and grading envelope
Grading Trump on a curve, explained - The Washington Post
What Is a Grading Curve?
How to Curve Grades: 8 Steps (with Pictures) - wikiHow
Linear Grading
Grading on a Curve - What Is It? - The Edvocate