Physics A-Level
Percentage error
What Percentage error means in Physics A-Level, as defined for OCR.
Definition of Percentage error
Check what you remember
Read the wording for your board, then hide it and explain Percentage error in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Compares the uncertainty with the measured value, calculated as (uncertainty ÷ measured value) × 100%.
Topics that use Percentage error
- Evaluation (OCR A-Level)
Related terms
Using Percentage error 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 Physics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Physics A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge