OCR•A-Level•Mathematics
🎲
Probability
Probability laws, Venn diagrams, tree diagrams, and conditional probability
Practice 22 subtopics in Probability. All questions match the OCR A-Level specification.
About Probability
Probability is a key topic in the OCR A-Level Mathematicsspecification. This topic covers probability laws, venn diagrams, tree diagrams, and conditional probability.
Master all 22 subtopics below with unlimited AI-generated questions. Each subtopic page includes sample questions and the ability to generate unlimited practice questions with detailed solutions.
All Subtopics (22)
🎲
Random Practice
Practice any subtopic from Probability
Calculating probabilitiesEqually likely outcomesSample space diagramsRelative frequencySet notation: A∩B, A∪B, A'Venn diagrams for two eventsVenn diagrams for three eventsTwo-way tablesMutually exclusive eventsP(A∪B) = P(A) + P(B) - P(A∩B)Independent eventsP(A∩B) = P(A) × P(B) for independent eventsTree diagramsDependent events (without replacement)Independent events (with replacement)Calculating probabilities from treesConditional probability P(A|B)P(A|B) = P(A∩B)/P(B)Testing for independence using P(A|B) = P(A)Conditional probability with Venn diagramsConditional probability with tree diagramsProblems involving conditional probability
Start Practicing Probability
Choose any subtopic above to begin practicing with unlimited AI-generated questions.
Start with Calculating probabilities