repeats and means
What repeats and means means in Physics GCSE, as defined for AQA.
Definitions of repeats and means
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Reference: AQA
Each timing is repeated at least three times, a mean is taken, and any obvious anomaly is discarded.
Several trials and a mean are needed because reaction time varies from attempt to attempt.
Topics that use repeats and means
- Reaction time (AQA GCSE)
- Speed (AQA GCSE)
Related terms
- alcohol and drugs
- average speed
- constant speed
- distance equation
- distance travelled
- distractions
- halving the path
- instantaneous speed
Using repeats and means in the exam
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