Students completed their investigation and analysed their results - VCE - SSCE Biology - Question 7 - 2023 - Paper 1
Question 7
Students completed their investigation and analysed their results. They suggested their results were affected by systematic errors.
Systematic errors
A. result in ... show full transcript
Worked Solution & Example Answer:Students completed their investigation and analysed their results - VCE - SSCE Biology - Question 7 - 2023 - Paper 1
Step 1
A. result in a spread of readings.
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Answer
This statement is incorrect. Systematic errors do not typically result in a spread of readings but rather affect all readings consistently.
Step 2
B. affect the precision of a measurement.
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Answer
This is misleading as systematic errors primarily affect accuracy rather than precision. Precision is concerned with consistency of measurements, while systematic errors can produce biased results.
Step 3
C. are easy to identify and eliminate.
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Answer
This is not necessarily true; systematic errors can be difficult to detect as they are persistent and may require careful calibration or adjustment to eliminate.
Step 4
D. cause readings to differ from the true value by a consistent amount each time.
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Answer
This statement is correct. Systematic errors consistently affect readings in a predictable way, leading to a difference from the true value.
