Probability – Extended Subtopics
Select a subtopic and choose Paper 2 (Non-calculator) or Paper 4 (Calculator).
Basic Probability
Probability scale, complement rule, sample spaces, mutually exclusive events and basic probability calculations.
Venn Diagrams
Union, intersection, complements, region shading, and using Venn diagrams to solve probability questions.
Tree Diagrams
Independent and dependent events, probability paths, and using tree diagrams to calculate combined outcomes.
Two-Way Tables
Organising data, joint frequencies, marginal totals and solving probability questions using tables.
Conditional Probability
Probability with conditions, intersections, tree diagrams, Venn diagrams and P(A|B) using formula and diagrams.