Vol. 13 No. 1 (2026)

Articles

• Modeling Time-to-Pain-Relief of Analgesic Drug: A Three-Shape-Parameter Modified Exponential Distribution Approach

  Richard Nkrumah , Yeboah Andrews Murphy, Angela Nkrumah, Alice Constance

  9-16

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• Efficient Optional Randomized Response Model for Estimating The Mean of a Sensitive Attribute with Known Sensitivity Level

  I. B. Okafor, A. C. Onyeka, C. J. Ogbonna, C. H. Izunobi, F. C. Okafor

  17-26

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

  Yeboah Andrews Yeboah, Richard Nkrumah, Edwin Mends-Brew, Angela Nkrumah, Boakye Agyemang , Abdul-Basit Danjoe Munkaila

  1-8

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• A Note on Some Hidden Properties of The VarianceAnd ‎Other Closely Related Measures

  Mohammad Fraiwan Al-Saleh, Hashim Abdallah Jarrah

  27-31

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• An Improved Initialization Method for k-Means Clustering of ‎Noisy Datasets Based on Rough Set Neighbourhood Model

  Abeng J. Abeng, Mbanefo S. Madukaife

  32-41

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• A New Probability Distribution with Applications to ReliefTimes, Fiber ‎Stress and Aircraft Failure Data

  Muhammad Osama, Sayed Muhammad Zeeshan , Sayed Alamgir Shah

  42-53

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• Enhanced Logarithmic-Type Estimators for Estimation ofPopulation Variance Under Simple Random SamplingFramework: Computational Analysis andSimulation Evidence

  Anchal Yadav, Mukesh Kumar

  54-67

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• The Impact of Length of Stay on Visitor Spending During The 2034 World Cup: An Instrumental ‎Variable

  Walaa Ahmed Hamdi

  68-72

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