Probability
Free probability lessons and resources for key stage 3 and GCSE maths, whichever board you teach: lesson decks, worksheets with answers, puzzles, exam questions and end of unit tests.
Probability
Relative frequency and the probability scale
- The probability scaleLesson · Support
- Exit ticket: The probability scaleExit ticket
- Four Fours: the probability scalePuzzle
- Probability of a single eventLesson · Support
- Exit ticket: Probability of a single eventExit ticket
- Probability of a single eventLesson · Foundation
- Exit ticket: Probability of a single eventExit ticket
- Code breaker: probability of a single eventPuzzle
- Key words: probabilityWorksheet · Foundation
- Relative frequencyLesson · Foundation
- Exit ticket: Relative frequencyExit ticket
- Code breaker: relative frequencyPuzzle
- Ramp up: the probability scaleWorksheet · Foundation
- Revision mat: probability, Foundation BRevision mat · Foundation
- Revision mat: probability, Foundation ARevision mat · Foundation
- Revision mat: probability, Higher ARevision mat · Higher
- Probability: exam questionsExam questions
Probabilities that sum to 1
- Key words: probabilityWorksheet · Foundation
- Probabilities that add to 1Lesson · Support
- Exit ticket: Probabilities that add to 1Exit ticket
- Probabilities that add to 1Lesson · Foundation
- Exit ticket: Probabilities that add to 1Exit ticket
- Code breaker: probabilities add to 1Puzzle
- Ramp up: probabilities that sum to 1Worksheet · Foundation
- Revision mat: probability, Foundation BRevision mat · Foundation
- Revision mat: probability, Foundation ARevision mat · Foundation
- Revision mat: probability, Higher ARevision mat · Higher
- Probability: exam questionsExam questions
Expected outcomes
- Key words: probabilityWorksheet · Foundation
- Relative frequencyLesson · Foundation
- Exit ticket: Relative frequencyExit ticket
- Code breaker: relative frequencyPuzzle
- Expected outcomesLesson · Foundation
- Exit ticket: Expected outcomesExit ticket
- Code breaker: expected outcomesPuzzle
- Ramp up: expected outcomesWorksheet · Foundation
- Revision mat: probability, Foundation BRevision mat · Foundation
- Revision mat: probability, Foundation ARevision mat · Foundation
- Revision mat: probability, Higher ARevision mat · Higher
- Probability: exam questionsExam questions
Frequency trees and experiments
- Frequency treesLesson · Foundation
- Exit ticket: Frequency treesExit ticket
- Two-way tablesLesson · Foundation
- Exit ticket: Two-way tablesExit ticket
- Code breaker: two-way tablesPuzzle
- Probability from two-way tablesLesson · Foundation
- Exit ticket: Probability from two-way tablesExit ticket
- Ramp up: frequency trees and tablesWorksheet · Foundation
- Tree diagrams and frequency trees: exam questionsExam questions
- Revision mat: probability, Foundation BRevision mat · Foundation
- Revision mat: probability, Foundation ARevision mat · Foundation
- Revision mat: probability, Higher ARevision mat · Higher
- Probability: exam questionsExam questions
- Revision mat: collecting data and scatter graphs, Foundation BRevision mat · Foundation
- Revision mat: collecting data and scatter graphs, Foundation ARevision mat · Foundation
- Revision mat: collecting data, averages and range, Higher ARevision mat · Higher
Experimental and theoretical probability
- Relative frequency: more trialsLesson · Common
- Exit ticket: Relative frequency: more trialsExit ticket
- Code breaker: experimental probabilityPuzzle
- Ramp up: experimental and theoretical probabilityWorksheet · Common
- Revision mat: probability, Foundation BRevision mat · Foundation
- Revision mat: probability, Foundation ARevision mat · Foundation
- Revision mat: probability, Higher ARevision mat · Higher
- Probability: exam questionsExam questions
Sample space diagrams
- Sample space diagramsLesson · Foundation
- Exit ticket: Sample space diagramsExit ticket
- Four Fours: sample spacesPuzzle
- Ramp up: sample space diagramsWorksheet · Foundation
- Revision mat: probability, Foundation BRevision mat · Foundation
- Revision mat: probability, Foundation ARevision mat · Foundation
- Revision mat: probability, Higher ARevision mat · Higher
- Probability: exam questionsExam questions
Sets and Venn diagrams
- Venn diagrams and probabilityLesson · Foundation
- Exit ticket: Venn diagrams and probabilityExit ticket
- Venn diagrams: set notationLesson · Foundation
- Exit ticket: Venn diagrams: set notationExit ticket
- Code breaker: Venn diagramsPuzzle
- Ramp up: sets and Venn diagramsWorksheet · Foundation
- Venn diagrams and sets: exam questionsExam questions
- Revision mat: probability, Foundation BRevision mat · Foundation
- Revision mat: probability, Foundation ARevision mat · Foundation
- Revision mat: probability, Higher ARevision mat · Higher
Tree diagrams and combined events
- Venn diagrams and sets: exam questionsExam questions
- The AND and OR rulesLesson · Common
- Exit ticket: The AND and OR rulesExit ticket
- Code breaker: the AND and OR rulesPuzzle
- Tree diagramsLesson · Common
- Exit ticket: Tree diagramsExit ticket
- Code breaker: tree diagramsPuzzle
- Tree diagramsWorksheet · Common
- Tree diagrams: without replacementLesson · Common
- Exit ticket: Tree diagrams: without replacementExit ticket
- Tree diagrams and frequency trees: exam questionsExam questions
- Revision mat: probability, Foundation BRevision mat · Foundation
- Revision mat: probability, Foundation ARevision mat · Foundation
- Ramp up: tree diagrams and combined eventsWorksheet · Common
- Revision mat: probability, Higher ARevision mat · Higher
- Probability: exam questionsExam questions
Conditional probability
- Venn diagrams and sets: exam questionsExam questions
- Tree diagrams and frequency trees: exam questionsExam questions
- Conditional probability: two-way tablesLesson · Higher
- Exit ticket: Conditional probability: two-way tablesExit ticket
- Conditional probability: tree diagramsLesson · Higher
- Exit ticket: Conditional probability: tree diagramsExit ticket
- Conditional probability: Venn diagramsLesson · Higher
- Exit ticket: Conditional probability: Venn diagramsExit ticket
- Code breaker: conditional probabilityPuzzle
- Revision mat: probability, Higher ARevision mat · Higher
- Ramp up: conditional probabilityWorksheet · Higher
- Probability meets algebraProblem solving
End of unit tests
- Probability test: Foundation AEnd of unit test
- Probability test: Foundation BEnd of unit test
- Probability test: CoreEnd of unit test
- Probability test: ExtensionEnd of unit test
- Probability test: HigherEnd of unit test