Core metrics
Understand accuracy
Learn how accuracy is calculated and how to use it.
Updated 25 Jul 2026 2 min read
Quick answer
Accuracy is the share of attempted questions answered correctly. High attempts with low accuracy can reduce marks in negatively marked exams.
Key details
- Accuracy = correct answers divided by attempted answers.
- Compare accuracy by section and topic.
- Separate conceptual errors from rushed errors.
- Track the trend across multiple sessions.
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