Chemistry GCSE
Estimating uncertainty
What Estimating uncertainty means in Chemistry GCSE, as defined for AQA.
Definition of Estimating uncertainty
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Reference: AQA
A simple estimate given by half the range, often written as ± half the range about the mean.
Topics that use Estimating uncertainty
- Chemical measurements (AQA GCSE)
Related terms
- Distribution of results
- Instrument resolution
- Mean and range
- Measurement and uncertainty
- Precision of measurements
- Repeat measurements
Using Estimating uncertainty in the exam
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