Chapter 11.1
Types of data & collection
Distinguish discrete/continuous data and plan fair surveys.
Chapters
12
Data handling, averages, probability, tree diagrams.
Time invested
9.5 hrs
Approximate guided learning.
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Chapter 11.2
Two-way & frequency tables
Organise grouped data and read relationships quickly.
Chapter 11.3
Bar charts & pictograms
Represent categories visually and interpret scales.
Chapter 11.4
Pie charts
Construct and interpret angle-based data displays.
Chapter 11.5
Mean, median, mode & range
Compare measures of central tendency and spread.
Chapter 11.6
Mean from frequency tables
Use midpoint × frequency strategies with grouped data.
Chapter 11.7
Scatter graphs & correlation
Plot paired data, describe trends, and use lines of best fit.
Chapter 11.8
Probability scale & vocabulary
Use probability language and number lines consistently.
Chapter 11.9
Single-event probability
Calculate probabilities using fractions and sample counts.
Chapter 11.10
Experimental probability
Compare theoretical predictions with real experiments.
Chapter 11.11
Sample space diagrams
List outcomes systemically to support probability work.
Chapter 11.12
Tree diagrams (two events)
Use tree diagrams to model successive events.
Next steps
Wrap up Year 8 by revisiting diagnostics or jump into Year 9 for GCSE foundation prep. Cross-link with science mastery to reinforce data literacy.