significant figures
What significant figures means in Psychology A-Level, as defined for AQA, OCR.
Definitions of significant figures
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Reference: OCR
Counted from the first non-zero digit, with leading zeros in decimals acting as placeholders and not significant.
Counted from the first non-zero digit, with leading zeros acting as placeholders rather than significant digits.
Counted from the first non-zero digit, so 0.04567 seconds becomes 0.046 seconds to two significant figures.
Topics that use significant figures
- Handling data (AQA A-Level)
- D.1 – handling data (OCR A-Level)
- Data recording, analysis and presentation (OCR A-Level)
Related terms
- levels of measurement
- measures of central tendency
- co-variables
- content analysis
- correlation coefficients
- level of measurement
- levels of significance
- measures of dispersion
Using significant figures in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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