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NSW Curriculum
NSW Education Standards Authority

11–12Mathematics Standard 11–12 Syllabus

Record of changes
Implementation from 2026
Expand for detailed implementation advice

Content

Year 12 – Standard 2

The normal distribution
Normally distributed datasets
  • Recognise that a dataset that is normally distributed can be represented by a bell-shaped curve

  • Explain that the mean, median and mode are approximately equal for data arising from a random variable that is normally distributed

Calculating z-scores
Probability using z-scores
  • Represent probabilities by shading areas under the normal distribution curve

Related files