It represents how effectively the coed is accomplishing at the disciplines. As pointed out, it is the equivalent in the GPA. It can be calculated by the following components: C R = ∑ k = one N C C i ⋅ file ( N i ) ∑ k = 1 N C C i displaystyle CR=textstyle frac textstyle sum _ k=1 ^ NC C_ i cdot file(N_ i )displaystyle textstyle sum _ k=one ^