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GCSE Mathematics · key term
A diagram showing a distribution using its minimum, lower quartile, median, upper quartile and maximum.
Used by AQA, Edexcel and OCR
Specification S4 · Paper 1, Paper 2, Paper 3
A diagram showing the minimum, lower quartile, median, upper quartile and maximum of a distribution on a numerical scale.
Revise: Quartiles, Box Plots and Comparing DistributionsA box plot gives a compact comparison of centre and spread.
Specification S4 · Paper 1, Paper 2, Paper 3
A complete box plot needs a labelled linear scale and all five values: minimum, lower quartile, median, upper quartile and maximum.
Draw two box plots on the same scale when comparing them; otherwise their lengths are visually misleading.
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A box plot represents a distribution using its minimum, lower quartile, median, upper quartile and maximum.
A box plot gives a compact summary of centre and spread and is particularly useful for comparing distributions. Box plots are Higher-tier material in the supporting GCSE notes.
Specification 12.03a · Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Foundation), Paper 4 (Higher), Paper 5 (Higher), Paper 6 (Higher)
Revise: Quartiles, Box Plots and Comparing PopulationsA box plot summarises a distribution; it does not show every individual measurement or reveal its mode.