Scaling Statistics

HSC Scaling statistics

HSC Scaling statistics

If you haven’t already done so, read how HSC scaling works.

Scaling statistics are published by the UAC each year. Scaled means of each subject are published in Table A3 and contains helpful information regarding how subjects scaled relative to each other for that year.

Scaling statistics

Here you can find some statistics published by the UAC in recent years, including the important Table A3

Table A3 can be found by searching in Google “UAC Table A3” – click on the link to the UAC pages.

Quick facts
  • In recent years, Maths Extension 2 was the highest scaled ‘mainstream’ subject (we are aware that occassionally some language subjects like Classical Greek Extension scales even higher).
  • Mathematics Extension 1 scales MUCH better than English Extension 2.
  • Of the 3 sciences, Chemistry scales the highest, followed closely by Physics, then Biology.
  • Economics and English Advanced scale about the same as Physics and Chemistry.