GCSEOCRJ257

Percentage error

Key term for OCR GCSE Biology B, used in Data Analysis and Evaluation.

Definition

A calculation that expresses the absolute uncertainty as a percentage of the measured value: $\frac{\text{Absolute Uncertainty}}{\text{Measured Value}} \times 100$ .

Exam Context

Percentage error appears in OCR GCSE Biology B revision content for Scientific Methodology, especially Data Analysis and Evaluation and Evaluating Experimental Strategy.

Scientific Methodology Data Analysis and Evaluation Evaluating Experimental Strategy

Found in Revision Notes

Scientific Methodology

Evaluating Experimental Strategy

Data Analysis and Evaluation • Evaluating Experimental Strategy

Revise note

Related Key Terms

Accuracy Anomaly Biological variation Control variable Precision Random error Repeatability Reproducibility

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