All Stories

  1. GARCH models volatility modelling using a new innovation conditional distribution

    Article • Scientific African, July 2022, Elsevier

    Obinna Adubisi

  2. A new hybrid form of the skew-t distribution: estimation methods comparison via Monte Carlo simulation and GARCH model application

    Article • Data Science in Finance and Economics, January 2022, American Institute of Mathematical Sciences (AIMS)

    Obinna Adubisi

  3. A Two Parameter Odd Exponentiated Skew-T Distribution With J-Shaped Hazard Rate Function

    Article • Journal of Statistical Modelling and Analytics, July 2021, Univ. of Malaya

    Obinna Adubisi

  4. Assessing MSMEs Growth Through Rosca Involvement Using Paired t-Test and One Sample Proportion Test

    Article • Journal of Social and Economic Statistics, December 2020, De Gruyter

    Obinna Adubisi

  5. Inverse Odd Weibull Generated Family of Distribution

    Article • Pakistan Journal of Statistics and Operation Research, August 2020, Pakistan Journal of Statistics and Operation Researach

    Obinna Adubisi

  6. A Modified Binary Pigeon-Inspired Algorithm for Solving the Multi-dimensional Knapsack Problem

    Article • Journal of Intelligent Systems, July 2020, De Gruyter

    Obinna Adubisi, FRIDAY ZINZENDOFF OKWONU

  7. Resistant measures in assessing the adequacy of regression models

    Article • Scientific African, July 2020, Elsevier

    Obinna Adubisi

  8. Unobserved component model with multi-interval input interventions: An application to crude oil production

    Article • Scientific African, March 2020, Elsevier

    Obinna Adubisi

  9. The Gompertz extended generalized exponential distribution: properties and applications

    Article • Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics, February 2020, Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics

    Obinna Adubisi

  10. Multivariate test based on Hotelling's trace with application to crime rates

    Article • Scientific African, November 2019, Elsevier

    Obinna Adubisi

  11. State space and Box-Jenkins approaches: a comparison of models prediction performance in finance

    Article • International Journal of Data Science, January 2019, Inderscience Publishers

    Obinna Adubisi

  12. State space and Box-Jenkins approaches: a comparison of models prediction performance in finance

    Article • International Journal of Data Science, January 2019, Inderscience Publishers

    Obinna Adubisi

  13. SARIMA to modelling Nigeria money in circulation

    Article • Asian Research Journal of Mathematics, January 2017, Sciencedomain International

    Obinna Adubisi

  14. Predictive Model with Square-Root Variance Stabilizing Transformation for Nigeria Crude Oil Export to America

    Article • Science Journal of Applied Mathematics and Statistics, January 2017, Science Publishing Group

    Obinna Adubisi