Prof. Simon Kojo Appiah

Associate Professor

Dept: Statistics and Actuarial Science
Room TF14
Department of Statistics and Actuarial Science
College of Science, KNUST,
Kumasi
Ghana
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Research Areas/Interests

My research interests have been in the following areas:  Mathematical statistics Spatial statistics (geostatistics) Optimization/operations ...~more

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Publications

    • Ernest Konadu Appiah, Eric Nimako Aidoo, Richard Kodzo Avuglah, Simon Kojo Appiah (2024). Geographically weighted logistic regression model for identifying risk factors for malaria infection among under-5 children in Ghana, Scientific African, 26: e02398. https://doi.org/10.1016/j.sciaf.2024.e02398
    • John Kwadey Okutu, Nana K. Frempong, Atinuke O. Adebanji, Simon K. Appiah (2024). Modified Ramos-Louzada-G family with baseline Weibull distribution: Properties, characterizations, regression, and applications, Scientific African, 26: e02352. https://doi.org/10.1016/j.sciaf.2024.e02352
    • Jonathan Ayiku, Emmanuel de-Graft Johnson Owusu-Ansah, Emmanuel Harris, Simon Kojo Appiah (2024). Out-of-sample forecast of the mean-reversion between Brent crude oil and gasoline prices on the Ghanaian market, Ratio Mathematica, 51. https://doi.org/10.23755/rm.v51i0.1581
    • John Kwadey Okutu, Nana K. Frempong, Simon K. Appiah, Atinuke O. Adebanji (2024). Generalization of Odd Ramos-Louzada Generated family of distributions: Properties, characterizations, and applications to diabetes and cancer survival datasets, Heliyon, 10: e30690.https://doi.org/10.1016/j.heliyon.2024.e30690.
    • John Kwadey Okutu, Nana K. Frempong, Simon K. Appiah, Atinuke O. Adebanji (2023). The Odd Ramos-Louzada Generator of distributions with applications to failure and waiting times, Scientific African, 22: e01912. https://doi.org/10.1016/j.sciaf.2023.e01912
    • John Kwadey Okutu, Nana K. Frempong , Simon K. Appiah, Atinuke O. Adebanji (2023). A new generated family of distributions: Statistical properties and applications with real-life data, Computational and Mathematical Methods, 2023, Article ID 9325679. https://doi.org/10.1155/2023/9325679
    • Simon Kojo Appiah, Eric Nimako Aidoo, Ernest Konadu Appiah (2023). Spatial distribution of malaria infections among under-five-children in Ghana: Geographically weighted logistic regression approach. 6th Spatial Statistics Conference at the University of Colorado, Boulder, USA, July 18-21, 2023.
    • Nana Owusu M. Essel, Eric Nimako Aidoo, Simon Kojo Appiah, (2023). Geospatial modelling of COVID-19 vaccination coverage inequalities: evidence from 192 countries, Spatial Information Research, 31(4). https://doi.org/10.1007/s41324-023-00531-3
    • Yarhands Dissou Arthur, Simon Kojo Appiah, Kwadwo Amo-Asante, Bright Asare (2022). Modeling student’s interest in mathematics: Role of history of mathematics, peer-assisted learning, and student’s perception, EURASIA Journal of Mathematics, Science and Technology Education, 2022, 18(10): em2168. https://doi.org/10.29333/ejmste/12458
    • Simon Kojo Appiah, Kingsley Wirekoh, Eric Nimako Aidoo, Samuel Dua Oduro, Yarhands Dissou Arthur (2022). A model-based clustering of expectation-maximization and K-means algorithms in crime hotspot analysis, Research in Mathematicss, 9(1): 1-12. https://doi.org/10.1080/27684830.2022.2073662
    • David Adedia, Atinuke O. Adebanji, Simon K. Appiah (2022). Performance evaluation of discrepancy function estimators in the presence of outliers, International Journal of Statistics and Economics, 23(1): 11-33: http://www.ceser.in/ceserp/index.php/bse/issue/view/714
    • Basintale D. Iddrisu, Kwadzokpui Precious Kwablah, Emmanuel B. Agyemang Prempeh, Johnson S. Azorlibu, Solomon D. Akrong, Cynthia Sena Kpeglo, David Adedia, Atinuke O. Adebanji, Simon Kojo Appiah (2022). Statistical analysis of misfiling causes in Higher Education: A test construction, Asian Journal of Education and Social Studies, 33(3): 33-44. https://doi.org/10.9734/AJESS/2022/v33i330793
    • Eric N. Aidoo, Simon K. Appiah, Gaston E. Awashie, Alexander Boateng, Godfred Darko (2021). Geographically weighted principal component analysis for characterizing the spatial heterogeneity and connectivity of soil heavy metals in Kumasi, Ghana, Heliyon,7(9):e08039. https://doi.org/10.1016/j.heliyon.2021.e08039
    • Alexander Boateng, Simon Kojo Appiah, and Daniel Maposa (20921). An integer-valued modelling and forecast of COVID-19 cases in Ghana: A review and comparative study, Transylvanian Review, 29(3): 15712-15721. http://www.transylvanianreviewjournal.com/ ojsfolder/index.php/TR/article/view/668
    • Sampson Twumasi-Ankrah, Michael Owusu, Simon Kojo Appiah, Wilhemina Adoma Pels, Doris Arthur (2021). Forecasting COVID-19 confirmed cases in Ghana: A model selection approach, Traektoriâ Nauki = Path of Science, 7(2): 4001-4010. https://dx.doi.org/10.22178/pos.67-2
    • David Adedia, Atinuke O. Adebanji, Simon K. Appiah (2021). Calculating non-centrality parameter for power analysis under structural equation modelling: An alternative, Pakistan Journal of Statistics and Operation Research, 17(1): 273-289. http://dx.doi.org/10.18187/pjsor.v17i1.3148
    • Sampson Twumasi-Ankrah, Simon Kojo Appiah, Doris Arthur, Wilhelmina Adoma Pels, Jonathan Kwaku Afriyie, Danielson Nartey (2021). Comparison of outlier detection techniques in non-stationary time series data, Global Journal of Pure and Applied Sciences, 27(1): 55-60. https://dx.doi.org/10.4314/gjpas.v27i1.7
    • Eric N. Aidoo, Richard T. Ampofo, Gaston E. Awashie, Simon K. Appiah & Atinuke O. Adebanji (2021). Modelling COVID?19 incidence in the African sub?region using smooth transition autoregressive model, Modeling Earth Systems and Environment. https://doi.org/10.1007/s40808-021-01136-1
    • Eric N. Aidoo, Atinuke O. Adebanji, Gaston E. Awashie & Simon K. Appiah (2021). The effects of weather on the spread of COVID-19: Evidence from Ghana, Bulletin of the National Research Centre, 45:20. https://doi.org/10.1186/s42269-021-00484-3
    • David Adedia, Atinuke O. Adebanji, Simon K. Appiah (2020). Comparative analysis of some structural equation model estimation methods with application to coronary heart disease risk, Journal of Probability and Statistics, 2020, Article ID: 4181426. https://doi.org/10.1155/2020/418142
    • Aidoo, E.N., Appiah, S.K. & Boateng, A. (2020): Brief research report: A Monte Carlo simulation study of small sample bias in ordered logit model under multicollinearity, The Journal of Experimental Education, 88 (1):1-9. https://doi.org/10.1080/00220973.2019.1708233
    • David Adedia, Livingstone Asem, Simon K. Appiah, Salifu Nanga, Yeboah Boateng, Kwabena O. Duedu (2020). Assessment of hypertension-induced deaths in Ghana: A nation-wide study from 2012 to 2016. Journal of Data Analysis and Information Processing, 8(3): 158-170. https://doi.org/10.4236/jdaip.2020.83009
    • Aidoo, E.N., Ackaah, W., Appiah, K., Appiah, E.K., Addae, J., Alhassan, H. (2019). A bivariate probit analysis of child passenger’s sitting behaviour and restraint use in motor vehicle, Accident Analysis and Prevention, 129:225-22. https://doi.org/10.1016/j.aap.2019.05.022
    • Asamoah Owusu, D, Appiah S.K. & Danso, A.A.A. (2019). Estimating exposures for a mortality study of a national pension scheme. Journal of Mathematical Statistical Analysis, 2(2): 204
    • Appiah, S.K., E.N. Aidoo, D. Asamoah Owusu, M.W. Nuonabuor (2018). Multivariate geostatistical analysis of contamination of soils in an urban area in Ghana, 20th International Conference on Spatial Statistics and Geostatistics (ICSSG), June, 2018, New York: Conference Proceedings, 20(6): Part II, 131-138
    • Frempong, N.K., Bukari, F.K., Appiah, S.K., Owusu, D.A. (2018). Investigating heterogeneity in mortality of male pensioners. Journal of Biostatistics and Biometric Applications, 3(2): 203. ISSN: 2455-765X
    • Adedia, D., Nanga, S., Appiah, S.K., Lotsi, A. & Abaye, D.A. (2018). Box-Jenkins’ methodology in predicting maternal mortality records from a public health facility in Ghana, Open Journal of Applied Sciences, 8(6): 189-202. https://doi.org/10.4236/ojapps.2018.86016.
    • Appiah, S. K., Aidoo, E. N., Owusu, D. A., & Nuonabuor, M. W. (2018). Geostatistical analysis of contamination of soils in an urban area in Ghana. International Journal of Mathematical and Computational Sciences, 12(6), 139-147. https://doi.org/10.5281/zenodo.1317444
    • Amoh-Gyimah, R., Aidoo, E.N., Akaateba, M.A. & Appiah, S.K. (2017). The effect of natural and built environmental characteristics on pedestrian-vehicle crash severity in Ghana. International Journal of Injury Control and Safety Promotion, 24(4):459-468.https://doi.org/10.1080/17457300.2016.1232274.
    • Appiah, S.K., Apau, J., Andoh, A., Armah, D. & Yeboah, G. (2017). Estimation of risk levels of water-quality parameters in groundwater in a local community of Ghana, Journal of Scientific and Engineering Research, 4(9): 528-539. http://jsaer.com/archive/volume-4-issue-9-201
    • Peprah, A.K., Appiah, S.K., & Amponsah, S.K. (2017). An optimal cooling schedule using a simulated annealing based approach, Applied Mathematics, 8(8): 11951210. https://doi.org/10.4236/am.2017.88090
    • Dissou Arthur, Y., Asiedu-Addo, S, & Appiah, S.K. (2017). Gender stereotype and motivation in learning statistics among tertiary students in Ghana, IEJME-Mathematics Education, 11(5): 599-608.
    • Amponsah, S.K., Appiah, S.K. & Peprah, A.K., Siaw-Yeboah, F. (2016). Simulated annealing approach to solution of integrated circuit problems, Journal of Asian Scientific Research, 6(8): 128 137.  https://doi.org/10.18488/journal.2/2016.6.8/2.8.128.137
    • Appiah, S.K., Asamoah Owusu, D. & Ahiale, E.B. (2016). A survival analysis approach to estimating funding liquidity risk in banks. International Journal of Statistics and Applications, 2016 6(4): 259-266; doi: 10.5923/j.statistics.20160604.07.
    • Adedia, D., Adebanji, A. & Appiah, S.K. (2016). Leverage effects on robust regression estimators. Mathematical Theory and Modelling, 6(7), 53-61. ISSN: 2225- 0522.
    • Asamoah Owusu, D., Appiah, S.K., Omari-Sasu, A.Y. & Owusu, G.S. (2016). Pension fund asset allocation under the Makorwitz Model: A Case of the national pension scheme in Ghana. Applied Mathematics, 6(4): 86-91; doi: 10.5923/j.am.20160604.04.
    • Asamoah Owusu, D., Appiah, S.K., Omari-Sasu, A.Y & Berimah, R.T. (2016). Pricing and profit testing of ‘key man’ life policy of insurance companies in Ghana. International Journal of Finance and Accounting, 5 (4): 202-208; doi: 10.5923/j.ijfa. 20160504.05.
    • Bashiru I.I. Saeed, Appiah, S.K., Nsowah-Nuamah, N.N.N, Musah, A.A.I. & Munyakazi, L. (2014). Equivalence in generalised linear models: Set-to-zero, sum-to-zero, restrictions, and extra sum of squares methods. International Journal of Statistics and Probability, 3(4), 42-53; doi: 10.5539/ijsp.v3n4p42.
    • Dissou Arthur, Y., Baah Gyamfi, K. & Appiah, S.K. (2013). Probability distributional analysis of hourly solar irradiation in Kumasi-Ghana. International Journal of Business and Social Research, 3(3), 63-75.
    • Apau, J., Appiah, S.K., & Marmon-Halm, M. (2012). Assessment of water quality parameters of Kpeshi Lagoon of Ghana. Journal of Science and Technology, 32(1), 22-31.
    • Appiah, S.K., Mueller, U., & Cross, J. (2011). Spatio-temporal modelling of malaria incidence for evaluation of public health policy interventions in Ghana, West Africa. 19th International Congress on Modelling and Simulation (MODSIM). Modelling and Simulation Society of Australia and New Zealand, F. Chan, D. Msrinova & R.S. Anderson (eds), December, 2011 Perth, Australia.
    • Appiah, S.K. (2014). Space-time statistical analysis of malaria morbidity incidence cases in Ghana: A geostatistical modelling approach (which can be retrieved from http://ro.ecu.edu.au/theses/1398).
    • Appiah, S.K., U. Mueller & J. Cross  (2012). Exploratory analysis of malaria risk in Ghana, West Africa. A poster presented at Edith Cowan University (ECU) Research industry engagement, September 2012, Perth, Western Australia.
    • Book Publication:
    • Abdul-Aziz Ibn Musah & Simon Kojo Appiah (2014), Application of Extreme Value Theory, the Daily Brent Crude Oil Price, 18 March 2014, LAP Lambert Academic Publishing
    • Appiah, S.K. & Dissou Arthur, Y. (2013). Introduction to statistics with SPSS for tertiary students. Kumasi, Fresh Publications.

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