NSW HSC 2024 — Scaled Mark Insights

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IQR of Scaled Marks
IQR chart
Interquartile Range (spread of the middle 50%) — subjects with tighter IQRs are more consistent across students.
Median (P50) by Subject
Median chart
Medians help compare typical performance between subjects; pair with IQR to avoid misleading comparisons.
P90 (Top 10%) by Subject
P90 chart
P90 shows what high performers achieve — helpful for extension and enrichment planning.

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