docx, 30.61 KB
docx, 30.61 KB

A revision workbook covering Section C of the AQA GCSE Statistics specification (8382). Covers all data visualisation topics for Foundation and Higher tier, with Higher-only content clearly signposted.

Topics covered:
Pictograms, pie charts, stem and leaf, Venn diagrams
Population pyramids and choropleth maps
Comparative pie charts and radius formula (Higher)
Bar charts (simple, dual, composite, percentage)
Time series and 4-point moving averages
Scatter diagrams, double mean point, interpolation vs extrapolation
Frequency polygons and cumulative frequency diagrams
Box plots and quartile calculations
Histograms — equal and unequal class widths with frequency density (Higher)
Graphical misrepresentation — truncated axes, unequal scales, frequency density errors
Selecting and justifying the right chart for a given dataset

Includes worked examples, common mistake boxes based on 2024 AQA examiner reports, exam-style practice questions, and a full mark scheme. Compatible with the 2019–onwards specification.

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