Lawrence Chizoba Kiwu

Appropriate Number of Center Points for Response Surface Exploration Using Small Box Behnken Design

Lawrence Chizoba Kiwu, Fidelia Chinenye Kiwu-Lawrence, Desmond Chekwube Bartholomew, Okafor Ikechukwu Boniface & Elechi Onyemachi · Archives of Current Research International · 2022

Industrial exploration using the Box Behnken Design (BBD) has been faced with a serious setback due to the swift upsurge in the runs size as the number of factors increase. This, therefore, dissuades researchers and affects the application of the design. The Small Box Behnken Des...

Open access Research Article 10.9734/acri/2022/v22i8540

Evaluation and Comparison of Three Classes of Central Composite Designs

Fidelia Chinenye Kiwu-Lawrence, Lawrence Chizoba Kiwu, Desmond Chekwube Bartholomew, Chukwudi Paul Obite & Akanno Felix Chikereuba · Asian Journal of Probability and Statistics · 2021

Three classes of Central Composite Design: Central Composite Circumscribed Design (CCCD), Central Composite Inscribed Design (CCID) and Central Composite Face-Centered Design (CCFD) in Response Surface Methodology (RSM) were evaluated and compared using the A-, D-, and G-efficien...

Open access Research Article 10.9734/ajpas/2021/v13i230304