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Physics (AS & A Level) · Oct / Nov 2019 · Paper 13 · Question 4

9702Errors and uncertainties

What could reduce systematic errors?

  1. Aaveraging a large number of measurements
  2. Bcareful calibration of measuring instruments
  3. Creducing the sample size
  4. Drepeating measurements

As printed in the paper

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Correct answer: B. careful calibration of measuring instruments

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