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Sankore

Named after the University of Sankore in Timbuktu — one of the world’s oldest centres of learning. Every figure here is computed from work-level records in our own graph, never copied from a source’s summary count.

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Coverage is partial and says so. A country appears with its research output only once its works have been swept; until then the portal shows whatever the graph happens to hold for it and labels it as exactly that.

CUM DUAL PRODUCT ESTIMATOR FOR THE POPULATION MEAN USING RANKED SET SAMPLING

2022Matrix Science MathematicJournalOpen access

10.26480/msmk.01.2022.26.29 Full text0 citations

Authors

4 authors across 3 institutions in 1 country.

Ilugbo Stephen OlubusolaFirst author
- Lead City University (NG)
Raji Idowu
- Federal University of Technology (NG)
Owojori Adefope Adeyanju
Afolabi Habeeb AbiodunSenior author
- Osun State University (NG)

Fields

Assignment is probabilistic — a work belongs to several fields in proportions.

Survey Sampling and Estimation Techniqueslevel 3 · 1.00
Statistical Distribution Estimation and Applicationslevel 3 · 0.98
Advanced Statistical Methods and Modelslevel 3 · 0.93

Sources

Several sources describing one work is the point — it means the record rests on more than one authority.

openalexseen September 9, 2026
2022 · Matrix Science Mathematic · 0 citations
https://openalex.org/W4312643271

CUM DUAL PRODUCT ESTIMATOR FOR THE POPULATION MEAN USING RANKED SET SAMPLING · Sankore