Prof. Onyebuchi Happiness Obiora-ilouno
Prof. Onyebuchi Happiness Obiora-ilouno is a PROFESSOR in STATISTICS Department, Faculty Of Physical Sciences in Nnamdi Azikiwe University
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Staff Profile
Dr. Hapiness Obiora-Ilouno is an Associate Professor Department of statistics Nnamdi Azikiwe University Awka, Anambra State, from Ifitedun in Dunokofia L.G.A of Anambra. She has interests in Operations Research and Computational Statistics. She is a member of so many professional bodies like International Statistical Institute (ISI), Organization for Women in Science for Developing Countries (OWSD), Women in Data Science (WDS) and Nigeria Statistical Association (NSA). She is a one time Departmental Postgraduate coordinator in the institution. She has supervised several postgraduate and undergraduate projects and has a number of publications in reputable journals. She is married with Four children. A lover of God and humanity.
Personal Information
Email: | |
Phone: | |
Address: | Statistics, Faculty Of Physical Sciences, Nnamdi Azikiwe University, Awka. |
Faculty/Unit: | FACULTY OF PHYSICAL SCIENCES |
Department/Sub-Unit: | STATISTICS |
Social Profiles
Interest Areas
Academic Qualifications
| Degrees / Basic Certificates | |
|---|---|
| 1 | University of Benin. (Doctor of Philosophy, November, 2014) October, 2009 to February, 2013 PhD Statistics |
| 2 | Nnamdi Azikiwe University, Awka. (Bachelor Degree, December, 1998) October, 1993 to December, 1998 BSc Statistics |
Creative Output
| Journal Articles | |
|---|---|
| 1 | OLUKEMI B. OLUFEMI, SIDNEYI. ONYEAGU and HAPPINESS O. OBIORA-ILOUNO. (2024, February), "A NewTwo Parameter Shanker Distribution and Its Properties.", International Journal of Innovative Science and Research Technology, Vol. 1, (Issue 1) |
| 2 | 2. Bright C Nwankwo, Happiness O Obiora-Ilouno, Fatimah A Almulhim, Manahil SidAhmed Mustafa, Okechukwu J Obulezi. (2024, September), "Group acceptance sampling plans for type-I heavy-tailed exponential distribution based on truncated life tests", AIP Advances, Vol. 14, (Issue 3) |
| 3 | 3. OLUKEMI B. OLUFEMI, SIDNEYI. ONYEAGU and HAPPINESS O. OBIORA-ILOUNO. (2024, February), "On the Application of Two Parameter Shanker Distribution", International Journal of Innovative Science and Research Technology, Vol. 1, (Issue 1) |
| 4 | 4. Frank O.N., Obiora-Ilouno, H. O., and Frederick O.A.. (2023, March), "Inverse Hamza Distribution Properties and Applications", Asian Journal of Probability and Statistics, Vol. 23, (Issue 1), pp 46-64 |
| 5 | 5. Enogwe, S.U., Onyeagu, S.I. and Obiora-Ilouno, H.O.. (2021, December), "On single server batch Bernoulli schedule server vacation", Mathematical Theory and Modeling,, Vol. 11, (Issue 5), pp 40-68 |
| 6 | 6. Enogwe,S.U.,Obiora-Ilouno H.O, C.K Onyekwere. (2021, March), "Inverse power Akash probability distribution with applications", Earthline Journal of Mathematical Science, (Issue 1), pp 1-32 |
| 7 | 7. Maureen, Abueme Onyinye, Obiora-Ilouno Happiness, and Ogbonna Uchenna Austine. (2021, December), "Bootstrapping Two-step Least Squares Approach for Solving Heteroscedasticity Problem in Linear Regression Analysis.", International Journal of Innovative Research and Development, Vol. 10, (Issue 5) |
| 8 | 8. Enogwe, S.U. Onyeagu, S.I.,Obiora-Ilouno H.O.. (2021, August), "Single Channel Batch Arrival Queueing Model for Systems that Provides Three-Stage Service for Customers that Renege During Server Vacation and Breakdown Periods", Journal of Xidian University, Vol. 15, (Issue 8), pp 628-650. |
| 9 | Enogwe, S.U., John, C., Obiora-Ilouno, H.O., Onyekwere, C.K. (2021, March), "Generalized weighted Rama distribution: properties and application to model lifetime data", Asian Research Journal of Mathematics, Vol. 11, (Issue 2), pp 34-40 |
| 10 | F ADUM,H.O OBIORA-ILOUNOand F. C. EZE. (2021, February), "Fitted Copula Statistical Models for Four African and Four Major Stock Market", Earthline Journal of Mathematical Science, Vol. 7, (Issue 1), pp 185-227 |
| 11 | Ngozi J. Amachukwu, Happiness O. obiora-ilouno and Edwin L. Obisue. (2021, May), "Modeling of Extreme Crude Oil Price using the Generalized Pareto Distribution: Brent and West Texas Benchmark Price", Earthline Journal of Mathematical Science, Vol. 6, (Issue 2), pp 359-374 |
| 12 | J.I Udobi, G. A Osuji, S.I Onyeagu and H.O. Obiora-Ilouno. (2021, February), ").Influence Function and Bootstrap Methods of Estimating the Standard Errors of the Estimators of Mixture Exponential Distribution Parameter", Earthline Journal of Mathematical Science, Vol. 7, (Issue 1), pp 113-136 |
| 13 | Enogwe, S.U. Obiora-Ilouno, H.O. and Onyekwere, C.K.. (2020, March), "Inverse power Akash probability distribution", Earthline Journal of Mathematical Science, Vol. 6, (Issue 1), pp 1-32 |
| 14 | Enogwe, S.U. and Obiora-Ilouno, H.O. (2020, August), "Effects of Reneging, Server Breakdowns and Vacation on a Batch Arrival Single Server Queueing System with Three Fluctuating Modes of Service", Open Journal of Optimization, Vol. 9, (Issue 4), pp 20-25 |
| 15 | A Ogbonna and H.O Obiora-Ilouno. (2019, April), "A New Algorithm for Estimating the Parameter of the Three- Parameter Weibull Distribution", Unknown Journal or Publisher, Vol. 9, (Issue 2), pp 153-162 |
| 16 | Efosa Eronwe, Mbegbu J.I, Ekhosuehi N and Obiora-Ilouno H.O. (2018, January), "An Improved Model for Response Surface Methodology", Croatian Operational Research Review, Vol. 9, pp 317-330 |
| 17 | Babalola M. Afeez, Obubu Maxwell, Oluwaseun A. and Obiora-Ilouno Happiness. (2018, June), "Selection and Validation of Comparative Study of Normality Test", American Journal of Mathematics and Statistics, Vol. 8, (Issue 6), pp 190-201 |
| 18 | 20. Obubu Maxwell, Obiora-Ilouno Happiness, UzukeChinwendu Alice, IkewenduUdokaChinedu. (2018, January), "An Empirical Assessment of the Impact of Nigerian all Share Index,Market Capitalization, and Nunber of Equities on Gross DemesticProduct", Open Journal of Statistics, Vol. 8, pp 584-602 |
| 19 | Oyekunle,Olukemi Bisola and Obiora-Ilouno, Happiness O. (2018, January), "Application of Mathemtical Game Theory to Decision Making in Resolving Conflicts", ABACUS(Mathematics Science Series), Vol. 45, (Issue 1) |
| 20 | C.A. Uzuke, H. O. 0biora-Ilouno, Eze F. C, J. Daniel. (2018, June), "Time series analysis of All Shares Index of Nigerian Stock Exchange: A Box-Jenkins Approach", International Journal of Sciences, Vol. 5, (Issue 5) |
| 21 | 22. ObikeeAdaku Caroline,Obiora-Ilouno Happiness Onyebuchi,Okoli Cecilia Nchedo. (2017, November), "Statistical Analysis of Factors Affecting the Weight of Babies at Birth. Biomedical Statistics and Informatics", Biomedical Statistics and Informatics, Vol. 2, (Issue 4), pp 172-179 |
| 22 | 22. ObikeeAdaku Caroline,Obiora-Ilouno Happiness Onyebuchi,Okoli Cecilia Nchedo. (2017, October), "Statistical Analysis of Factors Affecting the Weight of Babies at Birth", Biomedical Statistics and Informatics, Vol. 2, (Issue 4), pp 172-179 |
| 23 | Obiora-Ilouno Happiness O, NwokeChidinma B. Uzuke C.A. (2016, April), "Bootstrap Method for Estimating Error Rate in LinearDiscriminant Analysis (LDA)", Journal of Natural Sciences Research, Vol. 6, (Issue 2) |
| 24 | 24. OyekaIkewelugo Cyprian Anaene, Osuji George Amaeze, Obiora-Ilouno Happiness Onyebuchi. (2016, May), "Intrinsically Ties Adjusted Partial Tau (C-Tap) Correlation Coefficient", American Journal of Theoretical and Applied Statistics, Vol. 5, (Issue 5), pp 270-279 |
| 25 | Osuji, G.AObubu, M. Obiora-Ilouno H.O. (2016, May), "Uterine Fibroid on Women's Fertility and Pregnancy Outcome in Delta State", NigeriaJournal of Natural Sciences Research, Vol. 6, (Issue 2) |
| 26 | Osuji, G.AObubu, M. Obiora-Ilouno H.O. (2016, January), "An Investigation On The Causes Of Low Birth Weight In Rural Delta State, Nigeria", European Journal of Statistics and Probability, Vol. 4, (Issue 1), pp 1-6 |
| 27 | Osuji, G.A, Okoro, C.N, Obubu, M., Obiora-Ilouno, H.O. (2016, January), "Effect of Akaike Information Criterion on Model Selection in Analyzing Auto-crash Variables.", International Journal of Sciences, Basic and Applied Research (IJSBAR) Canada, Vol. 26, pp 98-109 |
| 28 | 30. Chinwendu Alice Uzuke, Ikewelugo Cyprian AneneOyeka, Happiness Onyebuchi Obiora-Ilouno. (2015, June), "Two Factor Data Analysis with Unequal Cell Frequencies and Interaction.", Science Journal of Applied Mathematics and Statistics., Vol. 3, (Issue 6), pp 288-292 |
| 29 | 31. Osuji, G.A., Obubu M., Obiora-Ilouno, H.O,Nwosu, D.F.. (2015, August), "Perinatal Mortality and Associated Obstetric Risk Factors in Urban Delta State, Nigeria: Rural-Urban Differences", International Journal of Mathematics and Statistics Studies, Vol. 3, (Issue 3), pp 32 |
| 30 | Osuji G.A., Obubu M., Obiora-Ilouno H.O. (2015, September), "An Investigation on Crime Rate in South Eastern Nigeria.", European Journal of Statistics and Probability, Vol. 3, (Issue 4), pp 1-9 |
| 31 | Osuji G.A., Obubu M., Obiora-Ilouno H.O, Okoro, C.N. (2015, July), "Post-Partum Hemorrhage In Delta State, Nigeria: A Logistic Approach", Unknown Journal or Publisher, Vol. 3, (Issue 5), pp 25-31 |
| 32 | Obikee, A.C., Ebuh, G.U. and Obiora-Ilouno, H.O.. (2014, January), "Comparison of Outlier techniques Based on Simulated Dat", Open Journal of Statistics, Vol. 4, pp 536-561 |
| 33 | Obiora-Ilouno H.O and Mbegbu J.I.. (2013, June), "A Bootstrap Approach to Error-Reduction of NonlinearRegression Parameters Estimation", South Pacific Journal of Pure and Applied Mathematics, Vol. 2, (Issue 2), pp 47-58 |
| 34 | Obiora-Ilouno H.O. and Mbegbu J.I.. (2013, February), "A Multivariate Linear Regression on the Effect of Foreign Trade on Foreign Exchange Rates of Naira Using Bootstrap Approach", Studies in Mathematical Sciences, Vol. 6, (Issue 2), pp 18-27 |
| 35 | Obiora-Ilouno H.O. and Mbegbu J.I.. (2013, February), "A Jackknife Approach to Error-Reduction in Nonlinear Regression Estimation", American Journal of Mathematics and Statistics,, Vol. 3, (Issue 1), pp 32-39 |
| 36 | Obiora-Ilouno H.O. and Mbegbu J.I.. (2013, February), "A Jackknife Approach to Error-Reduction in Nonlinear Regression Estimation", American Journal of Mathematics and Statistics, Vol. 3, (Issue 1), pp 32-39 |
| 37 | . G.U. Ebuh, I.C.A. Oyeka and H.O. Obiora-Ilouno. (2013, August), "The Economic Cost of Procrastination Statistical Model", Journal of Statistical and Econometric Methods, Vol. 2, (Issue 4), pp 99-106 |
| 38 | Oyeka C.A. I, Ibeakuzie P. O,EbuhG. U., C.E.Utazi, C.R.Nwosu, Happiness Obiora-Ilouno and C. C. Nwankwo. (2012, September), "The moment generating function of the distribution of XC Yd", African Journal of Mathematics and computer Science Research, Vol. 5, (Issue 14), pp 247-252 |
| 39 | Oyeka, I. C .A, Uzuke, C. A., Obiora-Ilouno, H.O. and Mmaduakor, C.O. (2012).. (2012, January), "A Non-parametric Two-way Analysis of Variance with Unequal Observations per cell", Journal of Nigerian Statistical Association (, Vol. 24, pp 59-66 |
| 40 | Oyeka, I. C .A, Uzuke, C. A., Obiora-Ilouno, H.O. and Mmaduakor, C.O. (2012, January), "A Non-parametric Two-way Analysis of Variance with Unequal Observations per cell", Journal of Nigerian Statistical Association (NSA), Vol. 24, pp 59-66 |
| Conference Papers | |
| 1 | Obiora-Ilouno H.O and Mbegbu J.I.. (2013, July), "Multivariate Jackknife Delete-5 Algorithm on the effect of Nigeria Foreign Trade on Foreign Exchange Rates of Naira (1960-2010).", , Vol. 2, (Issue 6), pp 177-189 |
Academic Leadership Qualities
| Editorships | |
|---|---|
| 1 | Editor, "Benin Journal of Statistics" (May, 2019) |
| 2 | Editor, "Journal of Basic Physical Research" (August, 2018) |