sample space
What sample space means in Mathematics A-Level, as defined for AQA, Pearson Edexcel, WJEC.
Definitions of sample space
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Reference: WJEC
Events are subsets of a sample space S, where the addition rule for probability uses union and intersection notation.
The set of all possible outcomes of an experiment or trial, often denoted by S or ξ.
The complete set of all possible outcomes of a random experiment.
Topics that use sample space
- M: Probability (AQA A-Level)
- Probability (Pearson Edexcel A-Level)
- Overarching themes - Mathematical argument, language and proof (WJEC A-Level)
Related terms
- mutually exclusive events
- Conditional probability
- Event
- Independent events
- Intersection
- Tree diagrams
- Two-way tables
- union
Using sample space in the exam
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