On D-efficiency of Reduced Models for Central Composite Experimental Designs within a Split-plot Structure

Subject Areas : International Journal of Mathematical Modelling & Computations

Yisa Yakubu ¹ , Angela Chukwu ² , Sule Ahmed ³

1 - Department of Statistics, Federal University of Technology, Minna, Niger State, Nigeria
2 - Department of Statistics, University of Ibadan, Nigeria
3 - Department of Mathematics and Statistics, School of Natural Sciences, Niger State Polytechnic, Zungeru, Nigeria.

Received: 2020-10-10 Accepted : 2021-05-22 Published : 2021-09-01

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