ATAR is an index indicating which position you are located at among all students, and it is different from absolute scores.
99.95 is the top result a student can get from ATAR, that means he or she is in top 0.05% in terms of the scaled HSC result.
The scaling process can be another factor to decide a student’s ATAR index, as it is a process of putting much weight via certain formula on relatively difficult subjects such as economics and science.
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