Department of Mathematics and Actuarial Science, Kisii University, Kisii, Kenya - Articles

Generalized Ratio-Cum-Product Estimators for Two-Phase Sampling Using Multi-Auxiliary Variables (Articles)

John Kung’u, Joseph Nderitu

Open Journal of Statistics Vol.6 No.4，August 16, 2016

DOI: 10.4236/ojs.2016.64052 1,861 Downloads 3,034 Views Citations
Modeling the Frequency and Severity of Auto Insurance Claims Using Statistical Distributions (Articles)

Cyprian Ondieki Omari, Shalyne Gathoni Nyambura, Joan Martha Wairimu Mwangi

Journal of Mathematical Finance Vol.8 No.1，February 26, 2018

DOI: 10.4236/jmf.2018.81012 4,730 Downloads 22,679 Views Citations
Modelling Volatility Dynamics of Cryptocurrencies Using GARCH Models (Articles)

Anthony Ngunyi, Simon Mundia, Cyprian Omari

Journal of Mathematical Finance Vol.9 No.4，October 17, 2019

DOI: 10.4236/jmf.2019.94030 1,526 Downloads 4,093 Views Citations
Forecasting Value-at-Risk of Financial Markets under the Global Pandemic of COVID-19 Using Conditional Extreme Value Theory (Articles)

Cyprian Omari, Simon Mundia, Immaculate Ngina

Journal of Mathematical Finance Vol.10 No.4，October 22, 2020

DOI: 10.4236/jmf.2020.104034 1,436 Downloads 4,130 Views Citations
The Predictive Performance of Extreme Value Analysis Based-Models in Forecasting the Volatility of Cryptocurrencies (Articles)

Cyprian Omari, Anthony Ngunyi

Journal of Mathematical Finance Vol.11 No.3，August 5, 2021

DOI: 10.4236/jmf.2021.113025 362 Downloads 1,667 Views Citations
Derivation of Imputation Estimators for ARMA Models with GARCH Innovations (Articles)

Merary Kipkogei, Arori Wilfred Omwansa, Otieno Joyce Akinyi

Open Access Library Journal Vol.12 No.2，February 27, 2025

DOI: 10.4236/oalib.1112978 29 Downloads 170 Views Citations
Construction of Non-Symmetric Balanced Incomplete Block Design through Combination of Symmetric Disjoint Balanced Incomplete Block Designs (Articles)

Troon John Benedict, Onyango Fredrick, Karanjah Anthony, Njuguna Edward

Open Journal of Statistics Vol.13 No.6，December 6, 2023

DOI: 10.4236/ojs.2023.136040 149 Downloads 615 Views Citations
Re-Testing in Batch Testing Model Based on Quality Control Process for Proportion Estimation (Articles)

Ronald Waliaula Wanyonyi, Olivia Wanjeri Mwangi, Charles Wambugu Mwangi

Open Journal of Statistics Vol.11 No.1，February 5, 2021

DOI: 10.4236/ojs.2021.111007 435 Downloads 1,522 Views Citations
A Bayesian Approach for Penalized Splines with Hierarchical Penalty (Articles)

Anne Wanjira Ndung’u, Samuel Musili Mwalili, Leo Odongo

Open Journal of Statistics Vol.12 No.5，October 14, 2022

DOI: 10.4236/ojs.2022.125037 130 Downloads 709 Views Citations
A First Order Stationary Branching Negative Binomial Autoregressive Model with Application (Articles)

Bakary Traore, Bonface Miya Malenje, Herbert Imboga

Open Journal of Statistics Vol.12 No.6，December 30, 2022

DOI: 10.4236/ojs.2022.126046 190 Downloads 1,189 Views Citations
Consistency of the φ-Divergence Based Change Point Estimator (Articles)

Mwelu Susan, Anthony G. Waititu, Peter N. Mwita, Charity Wamwea

Open Journal of Statistics Vol.10 No.5，October 27, 2020

DOI: 10.4236/ojs.2020.105048 351 Downloads 1,092 Views Citations
Limit Distribution of the φ-Divergence Based Change Point Estimator (Articles)

Mwelu Susan, Anthony G. Waititu, Peter N. Mwita, Charity Wamwea

Open Journal of Statistics Vol.11 No.3，May 10, 2021

DOI: 10.4236/ojs.2021.113020 319 Downloads 1,028 Views Citations
A Spatial-Nonparametric Approach for Prediction of Claim Frequency in Motor Insurance (Articles)

Gideon Kipngetich, Ananda Kube, Thomas Mageto

Open Journal of Statistics Vol.11 No.4，August 13, 2021

DOI: 10.4236/ojs.2021.114031 288 Downloads 1,130 Views Citations
This article belongs to the Special Issue on Spatial Statistics and Its Applications
Machine Learning Approaches for Classifying the Distribution of Covid-19 Sentiments (Articles)

M. Kuyo, S. Mwalili, E. Okang’o

Open Journal of Statistics Vol.11 No.5，September 30, 2021

DOI: 10.4236/ojs.2021.115037 346 Downloads 1,790 Views Citations
Marshall-Olkin Exponentiated Fréchet Distribution (Articles)

Aurise Niyoyunguruza, Leo Odiwuor Odongo, Euna Nyarige, Alexis Habineza, Abdisalam Hassan Muse

Journal of Data Analysis and Information Processing Vol.11 No.3，July 20, 2023

DOI: 10.4236/jdaip.2023.113014 213 Downloads 968 Views Citations
Applying Multivariate Multilevel Models to Explore Arable Land Quality in Sub-Saharan Africa: A Case Study in Kenya (Articles)

Davies D. Onduru, Fred Onyango

Open Journal of Statistics Vol.7 No.6，December 13, 2017

DOI: 10.4236/ojs.2017.76069 861 Downloads 1,690 Views Citations
This article belongs to the Special Issue on Computational Statistics and Data Analysis
Optimal Threshold Determination for the Maximum Product of Spacing Methodology with Ties for Extreme Events (Articles)

Peter Murage, Joseph Mung’atu, Everlyne Odero

Open Journal of Modelling and Simulation Vol.7 No.3，June 4, 2019

DOI: 10.4236/ojmsi.2019.73008 762 Downloads 1,894 Views Citations
Major Determinants that Influence the Choice of Brand of Mobile Phone (Articles)

Frank B. K. Twenefour

Open Journal of Statistics Vol.7 No.4，August 17, 2017

DOI: 10.4236/ojs.2017.74046 2,082 Downloads 8,367 Views Citations
Stochastic Model of Waiting Time: A Case of Two Selected Banks in the Sekondi-Takoradi Metropolis (Articles)

Samuel Mawuli Azumah, John Awuah Addor, Frank B. K. Twenefour, Emmanuel M. Baah

Open Journal of Statistics Vol.11 No.5，October 29, 2021

DOI: 10.4236/ojs.2021.115053 283 Downloads 1,508 Views Citations
The Cox Proportional Hazard Regression Model Vis-à-Vis ITN-Factor Impact on Mortality Due to Malaria (Articles)

Anthony Joe Turkson, John Awuah Addor, Francis Ayiah-Mensah

Open Journal of Statistics Vol.11 No.6，December 6, 2021

DOI: 10.4236/ojs.2021.116055 288 Downloads 2,196 Views Citations

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