It says "effect" of school sorting. So the "graduation score percentile" must be... | Hacker News

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		f33d5173 87 days ago \| parent \| context \| favorite \| on: Why Romania excels in international Olympiads It says "effect" of school sorting. So the "graduation score percentile" must be the change in percentile due to school sorting.

akoboldfrying 87 days ago [–]

That seems plausible, but change with respect to what baseline? I think the sensible baseline would be the entry exam percentile (x axis), but others are conceivable.

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