The minimum passing result of CA and EA must be 40.
CA, EA and total result between 38 and 40 are considered a marginal fail.
Define result as fail badly (<= 20), good (>= 60) and excellence (>= 70).
Attendance considered a marginal fail if the missing attendance rate is within 3%.
Define attendance rate as too low (<= 20%), satisfied (>= 70%) and high (>= 80%).
Check the mean and standard deviation when the class reaches 10 active students.
The acceptable mean for each class should be between 55 and 70.
The acceptable standard deviation for each class should be between 5 and 15.
The tolerance of marginal grade is 0.5 marks, to advance to the next grade.
Alert when the similarity of students' name is greater than 70%.