← Statistics syllabus

EnglandStatistics

Processing and representing data

4 dot points across 4 inquiry questions. Click any dot point for a focused answer with worked past exam questions where available.

How do you read medians and quartiles from grouped data?

Cumulative frequency tables and graphs, estimating the median and quartiles, and drawing and interpreting box plots.
A focused answer to AQA GCSE Statistics on cumulative frequency and box plots, covering cumulative frequency tables and graphs, estimating the median and quartiles, the interquartile range, drawing box plots and identifying outliers.
10 min answer →

Which diagrams suit discrete and categorical data?

Stem and leaf diagrams, multiple and composite bar charts, comparative pie charts, and choosing the right diagram.
A focused answer to AQA GCSE Statistics on diagrams for discrete and categorical data, covering stem and leaf diagrams, multiple, composite and comparative bar charts, comparative pie charts, and how to choose a suitable diagram.
8 min answer →

How do you display continuous data with unequal class widths?

Histograms with equal and unequal class widths, frequency density, frequency polygons and population pyramids.
A focused answer to AQA GCSE Statistics on histograms, covering equal and unequal class widths, frequency density, reading frequencies as areas, frequency polygons and population pyramids.
9 min answer →

How do you organise raw data into clear tables and charts?

Frequency tables, grouped frequency tables, two-way tables, pictograms, bar charts and pie charts.
A focused answer to AQA GCSE Statistics on organising data, covering frequency and grouped frequency tables, two-way tables, pictograms, bar charts and pie charts, including how to calculate pie chart angles.
9 min answer →