ATARMAxxing · VCE General Mathematics revision notes
Interpreting & Comparing Distributions in Context
Unit 3 AOS1 — Data analysis
What this note covers
- The four things every comparison answer must cover: shape, centre, spread, outliers — in context
- Back-to-back stem plots: a fully worked comparison
- Parallel boxplots: reading, fence checks and percentage statements
- Choosing mean vs median (and SD vs IQR): the resistance rule
- Writing answers that score full marks: templates and a worked mark-up
- The traps: where comparison marks are actually lost
6 sections · 14 key terms & formulas · 6 common mistakes
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