Mathematics A-Level
Realism checking
What Realism checking means in Mathematics A-Level, as defined for Pearson Edexcel.
Definition of Realism checking
Check what you remember
Read the wording for your board, then hide it and explain Realism checking in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
Considering whether the output is realistic and identifying any limitations or anomalies, such as a negative height or a probability greater than 1.
Topics that use Realism checking
- Overarching theme 3: Mathematical modelling (Pearson Edexcel A-Level)
Related terms
- Accurate recording
- Appropriate precision
- Contextual meaning
- Critical evaluation
- Exploration of scenarios
- Fitness for purpose
- Input selection
- Mathematical model
Using Realism checking 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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