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Total Score: the overall score for each subject is calculated based on the average importance of each
evaluation criteria and the average score the subject has received on each criteria; The best possible score a subject can recieve is 10 and the worst score is 1
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Importance factor: importance factors can range from 1 to 10 with 1 being the lowest level of importance and 10 being the highest possible level.
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Subject grades: each subject can receive a grade from 1 to 10 on each evaluation criteria where 1 is the worst possible grade and 10 the best possible grade.