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Bio CHP 1
| Question | Answer |
|---|---|
| personal error | mistakes or miscalculations made by the experimenter e.g. counting incorrectly, labelling incorrectly how to avoid- repeat the experiment again , multiple people take same measurement |
| systemic error | consistent error that occurs every time measurement is taken, don't appear as an outlier. affect accuracy how to avoid- calibrate equipment |
| random errors | unpredictable variations that can occur with each measurement. affect precision of measurement, spread of readings and outliers how to avoid- replicate the experiment by making more measurements, increase sample size |