It represents how very well the student is executing at the disciplines. As described, it's the equivalent of the GPA. It could be calculated by the subsequent formulation: 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=1 ^ NC C