| Date | November 2014 | Marks available | 1 | Reference code | 14N.1.sl.TZ0.30 |
| Level | SL | Paper | 1 | Time zone | TZ0 |
| Command term | Question number | 30 | Adapted from | N/A |
Question
In an experiment to determine a specific quantity, a student calculated that her experimental uncertainty was 0.9% and her experimental error was 3.5%. Which statement is correct?
A. Only random uncertainties are present in this experiment.
B. Both random uncertainties and systematic errors are present in this experiment.
C. Repeats of this experiment would reduce the systematic errors.
D. Repeats of this experiment would reduce both systematic errors and random uncertainties.
Markscheme
B
Examiners report
This was answered correctly by about 73% of candidates.
Syllabus sections
Core » Topic 11: Measurement and data processing » 11.1 Uncertainties and errors in measurement and results
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