Vol. 13 No. 1 (2026)

Latest issue

Published: 12-01-2026 | Vol. 13 No. 1 (2026)

Predictive Modeling of Ghana’s Economic Growth: a Compar‎ative Analysis of Support Vector Regressionand Ordinary Least Squares Regression UsingForeign Direct Investment Data

Author: Yeboah Andrews Yeboah, Richard Nkrumah, Edwin Mends-Brew, Angela Nkrumah, Boakye Agyemang , Abdul-Basit Danjoe Munkaila
Pages: 1-8
Date Published: 12-01-2026
Article ID: 37230 Download PDF
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Modeling Time-to-Pain-Relief of Analgesic Drug: A Three-Shape-Parameter Modified Exponential Distribution Approach

Author: Richard Nkrumah , Yeboah Andrews Murphy, Angela Nkrumah, Alice Constance
Pages: 9-16
Date Published: 14-01-2026
Article ID: 37131 Download PDF
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Efficient Optional Randomized Response Model for Estimating The Mean of a Sensitive Attribute with Known Sensitivity Level

Author: I. B. Okafor, A. C. Onyeka, C. J. Ogbonna, C. H. Izunobi, F. C. Okafor
Pages: 17-26
Date Published: 08-02-2026
Article ID: 37206 Download PDF
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A Note on Some Hidden Properties of The VarianceAnd ‎Other Closely Related Measures

Author: Mohammad Fraiwan Al-Saleh, Hashim Abdallah Jarrah
Pages: 27-31
Date Published: 10-02-2026
Article ID: 37616 Download PDF
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An Improved Initialization Method for k-Means Clustering of ‎Noisy Datasets Based on Rough Set Neighbourhood Model

Author: Abeng J. Abeng, Mbanefo S. Madukaife
Pages: 32-41
Date Published: 29-03-2026
Article ID: 37852 Download PDF
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A New Probability Distribution with Applications to ReliefTimes, Fiber ‎Stress and Aircraft Failure Data

Author: Muhammad Osama, Sayed Muhammad Zeeshan , Sayed Alamgir Shah
Pages: 42-53
Date Published: 21-04-2026
Article ID: 38063 Download PDF
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Enhanced Logarithmic-Type Estimators for Estimation ofPopulation Variance Under Simple Random SamplingFramework: Computational Analysis andSimulation Evidence

Author: Anchal Yadav, Mukesh Kumar
Pages: 54-67
Date Published: 22-04-2026
Article ID: 38140 Download PDF
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The Impact of Length of Stay on Visitor Spending During The 2034 World Cup: An Instrumental ‎Variable

Author: Walaa Ahmed Hamdi
Pages: 68-72
Date Published: 10-05-2026
Article ID: 38210 Download PDF
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Sensitivity and Robustness of Bartlett Test, Levene Test and ‎Randomization Test for The Analysis of Completely ‎Randomized Design

Author: Uchenna Valentine Ikebuife, Kelechi Jane Ezema
Pages: 73-80
Date Published: 21-06-2026
Article ID: 38312 Download PDF
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Adaptive Dynamic Conditional Correlation Model for Financial Markets

Author: OTARU O. P, JOB E. U., ONOGHOJOBI B., ZULEIHAT M.
Pages: 81-88
Date Published: 10-07-2026
Article ID: 37170 Download PDF
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One-Parameter Finite Mixture Distributions: Which Flexible Distribution to Use?

Author: Abdul-Lateef Abukari
Pages: 89-102
Date Published: 18-07-2026
Article ID: 38267 Download PDF
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Optimal Biasing Parameter Selection for Shrinkage Estimators in High-Dimensional Multicollinear Systems

Author: Afeez Abolaji Lawal, Oluwayemisi Oyeronke Alaba, Ibraheem Sanusi
Pages: 103-114
Date Published: 25-07-2026
Article ID: 38278 Download PDF
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Development of Robust Exponential Estimators for Population Mean Estimation Under PPS ‎Sampling: Applications In Medical, Agricultural, And Displacement Contexts in The USA

Author: Anchal Yadav, Anuj Yadav
Pages: 115-129
Date Published: 10-08-2026
Article ID: 38467 Download PDF
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Forecasting and Latent Heterogeneity in Multi-Departmental Manpower ‎Systems: A Hidden Markov Framework

Author: Ukaogo Greatman Odinakachukwu, Everestus Okafor Ossai, Ohanuba Felix Obi, Ukobong Gregory Ebedoro, Felix James
Pages: 130-137
Date Published: 21-08-2026
Article ID: 38438 Download PDF
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Monitoring Lognormal Parameters with Max-EWMA Chart: Revisitation of An Existing Work

Author: Ugwu Samson Offorma, Odoh, Nnamdi Paschal, Egesi Lydia Chinenyenwa, Onyia Thomas Chukwuemeka
Pages: 138-144
Date Published: 23-08-2026
Article ID: 38468 Download PDF
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