GCSE Statistics: The Complete Revision Hub
Master the art of data with our comprehensive GCSE Statistics revision guide. Whether you are studying AQA (8382) or Edexcel (1ST0), our notes break down complex concepts into simple, exam-ready steps to help you secure a Grade 9.
Select a Chapter to Revise
📝 Chapter 1: The SEC & Planning
Learn the 5 stages of the Statistical Enquiry Cycle, hypothesis writing, and handling constraints.
📥 Chapter 2: Data Collection
Deep dive into Primary vs Secondary data, Random/Stratified sampling, and Questionnaire design.
📈 Chapter 3: Data Representation
From Histograms and Box Plots to Choropleth Maps and spotting misleading graphs.
🧮 Chapter 4: Statistical Measures
Master Averages (Mean/Median/Mode), Spread (Standard Deviation, IQR), and Regression lines.
🎲 Chapter 5: Probability
Master Tree Diagrams, Venn Diagrams, Spearman's Rank, and advanced distributions like Binomial and Normal.
🎯 Chapter 6: Exam Skills
Decode command words and learn how to score full marks on SEC questions.