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🇷🇺 Russia VsOSh AI 2026, School Stage (Sirius platform, region group 3), grades 9–11
Outliers Relative to the Mean
Count rows whose value deviates from the column mean by more than the mean.
- Statement
- Russian · Read it in English (Google Translate)
- To hand in
- Written answers
- Data type
- 📊 Tables, ✍️ Written questions
- Estimated difficulty
- ★☆☆☆☆
- Solution
- See a solution ↗ · best opened after you have tried
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The chapters of the learning path that prepare for this problem.
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›How to tackle it
- Read everything first. Note what each question asks and how it is marked.
- Work on paper. Justify every step: at an olympiad, the reasoning earns the points.
- Then compare. Open the solution only once you have an answer, and compare your reasoning with it.
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