Run sum control chart for monitoring the ratio of population means of a bivariate normal distribution SS Abubakar, MBC Khoo, S Saha, WL Teoh
Communications in Statistics-Theory and Methods 51 (13), 4559-4588, 2022
8 2022 A new exponentially weighted moving average chart with an adaptive control scheme for high yield processes—An application in injection molding process SS Abubakar, MBC Khoo, S Saha, MH Lee
Quality and Reliability Engineering International 37 (2), 527-540, 2021
5 2021 On the performances of the and EWMA charts with auxiliary information for monitoring the process mean in short production runs S Saha, WC Ng, MBC Khoo, SS Abubakar
Communications in Statistics-Simulation and Computation 53 (2), 1007-1019, 2024
3 2024 A new EWMA median chart with measurement errors in short production runs–An application in yogurt cup filling process S Saha, MBC Khoo, SS Abubakar, UK Das, MH Lee
Quality and Reliability Engineering International 38 (4), 1994-2014, 2022
3 2022 Daily COVID-19 Variables in Nigeria: Are They Nonstationary, Long Memory or Interminable Long Memory Process? SA Jibrin, SS Abubakar, M Samaila
SLU Journal of Science and Technology 1 (1), 1-10, 2020
3 2020 Run sum ratio chart when measurement errors are present SS Abubakar, MBC Khoo, S Saha, AA Umar, WC Yeong
Quality and Reliability Engineering International 38 (8), 4049-4072, 2022
2 2022 Demonstrating The Invariance Property Of Hotelling T2 Statistic SS Abubakar, A Yahaya
International Journal of Innovative Research in Science, Engineering and …, 2013
2 2013 Transmuted New Weighted Weibull distribution: Some statistical properties and application to survival time data AA Umar, A Usman, SS Abubakar, TG Ieren, JY Falgore, AI Ishaq, ...
AIP Conference Proceedings 2423 (1), 2021
1 2021 An empirical study on the run length properties of the side sensitive modified group runs double sampling (SSMGRDS) control chart for monitoring the process mean shifts AA Umar, SS Abubakar, HG Dikko, A Yahaya, GM Oyeyemi, JY Falgore, ...
International Journal of Computing and Mathematics 4 (2), 9-16, 2020
1 2020 DETECTING ASSIGNABLE SIGNALS via DECOMPOSITION OF 2 T STATISTIC SS Abubakar, OE Asiribo, A Yahaya, HG Dikko
International Journal of Innovative Research in Science, Engineering and …, 2014
1 2014 Application of Run Sum Control Chart with Auxiliary Information to Spring Manufacturing Industry AA Umar, HG Dikko, A Yahaya, JY Falgore, SS Abubakar, RO David, ...
2019