It represents how very well the coed is doing for the disciplines. As talked about, it's the equivalent with the GPA. It may be calculated by the next components: C R = ∑ k = 1 N C C i ⋅ f ( N i ) ∑ k = one N C C i displaystyle CR=textstyle frac textstyle sum _ k=one ^ NC C_ i cdot file(N_ i )displaystyle textstyle sum _ k=one ^ NC C_ i displ