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Year 9

Statistics

Choose a subtopic, explore its examples and practise with feedback.

Choose a subtopic.

Explore statistics for Year 9. Each subtopic has sample questions and worked answers; choose the skill you want to practise.

01

Compare distributions and choose a measure

Compare distributions and choose a measure

Examples, answers and practice
02

Pie charts and numerical comparisons

Pie charts and numerical comparisons

Examples, answers and practice
03

Averages and cumulative frequency

Averages and cumulative frequency

Examples, answers and practice
04

Back-to-back plots and comparison

Back-to-back plots and comparison

Examples, answers and practice
05

Bias, random samples and estimates

Bias, random samples and estimates

Examples, answers and practice

Make, test and investigate.

Plan and conduct an investigation

Pose a question, choose how to collect data, construct suitable displays and compare samples or distributions. Explain your conclusion and its limitations.

Guided activity · No grade

Keep exploring.

Year 9 · Solving a quadratic by factorising →Year 9 · Finding a missing side with Pythagoras →