It signifies how well the coed is accomplishing in the disciplines. As described, it's the equal of the GPA. It may be calculated by the next components: C R = ∑ k = 1 N C C i ⋅ f ( 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 ^ NC C_ i displaystyle displ