Grade Point Average (GPA): A numerical representation of a student's overall academic performance calculated by averaging their course grades over a certain period. GPA is often used for college admissions and scholarship eligibility.
Standard Deviation: A statistical measure that indicates the extent to which scores or grades vary from the average. It helps determine how dispersed the grades are within a group of students.
Bell Curve: Also known as a normal distribution, it is a graph that represents the distribution of grades in a population. It shows that most students fall around the average grade, with fewer students receiving extremely high or low grades.