It represents how nicely the coed is executing at the disciplines. As talked about, it is the equal with the GPA. It can be calculated by the following formulation: C R = ∑ k = 1 N C C i ⋅ file ( N i ) ∑ k = one N C C i displaystyle CR=textstyle frac textstyle sum _ k=one ^ NC C_ i cdot