2013 Fiscal Year Final Research Report
Investigation of the historical structure changes of the sumo world using the statistical-analysis result of the Banzuke
| Project/Area Number |
23520204
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| Research Category |
Grant-in-Aid for Scientific Research (C)
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| Allocation Type | Multi-year Fund |
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| Section | 一般 |
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| Research Field |
Study of the arts/History of the arts/Arts in general
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| Research Institution | Satistical Information Institute for Consulting and Analysis |
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Principal Investigator |
SAKABE YUMIKO 公益財団法人統計情報研究開発センター, その他部局等, 研究員 (50435822)
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| Project Period (FY) |
2011 – 2013
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| Keywords | 相撲 / 統計分析 / 伝統芸能 |
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| Research Abstract |
The average of the active period of the sumo wrestlers who entered in 1981-2000 is 6.12 years, but most of all resigned by the 2nd year. If limited to the wrestlers experienced 'Sekitori', it can express with a histogram similar to the normal distribution with a peak of average value (14.64 years).
In relation with a status, the active period is 16 years at the longest who experienced the Yokozuna. But a few wrestlers act as active wrestler longer than this in the class below Makushita. This contains a role wrestler attendant, who is requested to act as active wrestler.
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