AQA GCSE Statistics (8382) revision

Averages and Skewness Section D — Statistical Measures ⏱️ 26 min Data Types, Primary/Secondary Sources, Reliability and Validity Section B — Data Collection ⏱️ 16 min Histograms and Frequency Density (Equal and Unequal Width) Section C — Data Visualisation ⏱️ 24 min Initial Planning: Hypotheses and Investigation Constraints Section A — Initial Planning ⏱️ 15 min Measures of Spread and Identifying Outliers Section D — Statistical Measures ⏱️ 26 min Pictorial and Graphical Representation of Data Section C — Data Visualisation ⏱️ 16 min Questionnaire Design and Cleaning Data Section B — Data Collection ⏱️ 16 min Recognising and Critiquing Graphical Misrepresentation Section C — Data Visualisation ⏱️ 22 min Sampling Methods and Stratification Section B — Data Collection ⏱️ 16 min The Statistical Enquiry Cycle - All Five Stages The Statistical Enquiry Cycle (SEC) — cross-cutting, underpins every exam paper's dedicated SEC question, maps to AO3 ⏱️ 16 min