Mathematics GCSE
Fair randomising device
What Fair randomising device means in Mathematics GCSE, as defined for Pearson Edexcel.
Definition of Fair randomising device
Check what you remember
Read the wording for your board, then hide it and explain Fair randomising device in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
A device whose relevant outcomes have the equal probabilities specified by the fair model, such as each face of a fair six-sided die having probability 1/6.
Topics that use Fair randomising device
- Probability (Pearson Edexcel GCSE)
Related terms
- bias
- Conditional probability
- Equally likely outcomes
- Event
- Expected frequencies
- Expected frequency
- expected outcomes
- frequency trees
Using Fair randomising device in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Mathematics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Mathematics GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge