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International Baccalaureate’s 2020 Calculated-Grades Model Reportedly Lowered Students' Scores and College Prospects

AI Incident Database · article · Jul 10, 2020 · UTC

After Covid-19 canceled May 2020 exams, the Geneva-based International Baccalaureate reportedly used a calculated-grades model based on coursework, predicted grades, and historical school results to estimate final marks. Students, parents, and teachers reportedly said the opaque model produced unexpectedly low scores, threatening university admissions, scholarships, and study plans across multiple countries.

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recordType
incident-report
evidenceStatus
reported
region
Global

Reported occurrence date: 2020-07-06T00:00:00.000Z

Evidence & attribution

AI Incident Database, Responsible AI Collaborative; McGregor (2021), Preventing Repeated Real World AI Failures by Cataloging Incidents. Incident-specific contributor credits are available at each citation link. Metadata adapted; article text excluded.

License: CC BY-SA 4.0

First collected: 2026-09-19T22:50:59.123Z. This is not the publication date.

Observed changes

AIIC observation times, not verified publisher revision times. Up to eight recent revisions.

2026-09-20T23:22:28.549Z

  • publishedAt: Not provided2020-07-10T00:00:00.000Z