It signifies how well the student is performing on the disciplines. As described, it's the equal on the GPA. It could be calculated by the subsequent components: C R = ? k = one 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 file(N_ i )displaystyle textstyle sum _ k=one ^ NC C_ i display