Mathematics GCSE
probability scale
What probability scale means in Mathematics GCSE, as defined for Pearson Edexcel.
Definition of probability scale
Check what you remember
Read the wording for your board, then hide it and explain probability scale in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
A line from 0 to 1 where 0 means impossible and 1 means certain, with words such as unlikely, even chance and likely marking places along it.
Topics that use probability scale
- Probability (Pearson Edexcel GCSE)
Related terms
- bias
- Conditional probability
- Equally likely outcomes
- Event
- Expected frequencies
- Expected frequency
- expected outcomes
- Fair randomising device
Using probability scale 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.
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