Error interval
What Error interval means in Mathematics GCSE, as defined for Pearson Edexcel.
Definitions of Error interval
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Reference: Pearson Edexcel
An inequality specifying the possible true values consistent with a stated rounded or truncated value.
The range of possible true values for a rounded measurement, from its lower bound to its upper bound.
Topics that use Error interval
- Number - Measures and accuracy (Pearson Edexcel GCSE)
- Number - Structure and calculation (Pearson Edexcel GCSE)
Related terms
- Significant Figure
- Base
- calculating with bounds
- cancelling common factors
- Circumference
- compound measures
- Counting without replacement
- denominator
Using Error interval in the exam
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