Department of Mathematics and Statistics, Machakos University, Machakos, Kenya - Articles

Mixture Regression-Cum-Ratio Estimator Using Multi-Auxiliary Variables and Attributes in Single-Phase Sampling (Articles)

Teresio Mutembei, John Kung’u, Christopher Ouma

Open Journal of Statistics Vol.4 No.5，August 15, 2014

DOI: 10.4236/ojs.2014.45036 3,956 Downloads 5,081 Views Citations
Mixture Ratio Estimators Using Multi-Auxiliary Variables and Attributes for Two-Phase Sampling (Articles)

Paul Mwangi Waweru, John Kung’u, James Kahiri

Open Journal of Statistics Vol.4 No.9，October 28, 2014

DOI: 10.4236/ojs.2014.49073 4,092 Downloads 5,407 Views Citations
A New Regression Type Estimator with Two Auxiliary Variables for Single-Phase Sampling (Articles)

Everline Chemutai Tum, John Kung’u, Leo Odongo

Open Journal of Statistics Vol.4 No.9，October 29, 2014

DOI: 10.4236/ojs.2014.49074 3,819 Downloads 4,987 Views Citations
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 1,855 Downloads 3,011 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 4,700 Downloads 22,410 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 1,507 Downloads 4,017 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 1,412 Downloads 4,036 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 353 Downloads 1,610 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 25 Downloads 128 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 858 Downloads 1,671 Views Citations
This article belongs to the Special Issue on Computational Statistics and Data Analysis
Estimating a Finite Population Mean under Random Non-Response in Two Stage Cluster Sampling with Replacement (Articles)

Nelson Kiprono Bii, Christopher Ouma Onyango, John Odhiambo

Open Journal of Statistics Vol.7 No.5，October 27, 2017

DOI: 10.4236/ojs.2017.75059 1,382 Downloads 2,695 Views Citations
Pricing Bitcoin under Double Exponential Jump-Diffusion Model with Asymmetric Jumps Stochastic Volatility (Articles)

Ndeye Fatou Sene, Mamadou Abdoulaye Konte, Jane Aduda

Journal of Mathematical Finance Vol.11 No.2，May 31, 2021

DOI: 10.4236/jmf.2021.112018 539 Downloads 2,976 Views Citations
This article belongs to the Special Issue on Mathematical Finance and Application
Bull and Bear Dynamics of the Nigeria Stock Returns Transitory via Mingled Autoregressive Random Processes (Articles)

Rasaki Olawale Olanrewaju, Anthony Gichuhi Waititu, Lukman Abiodun Nafiu

Open Journal of Statistics Vol.11 No.5，October 19, 2021

DOI: 10.4236/ojs.2021.115051 277 Downloads 928 Views Citations
Statistical Models for Forecasting Tourists’ Arrival in Kenya (Articles)

Albert Orwa Akuno, Michael Oduor Otieno, Charles Wambugu Mwangi, Lawrence Areba Bichanga

Open Journal of Statistics Vol.5 No.1，February 16, 2015

DOI: 10.4236/ojs.2015.51008 4,447 Downloads 6,209 Views Citations
Unimodular Gravity and Averaging (Articles)

Alan Coley, Johan Brannlund, Joey Latta

Journal of Modern Physics Vol.3 No.3，March 28, 2012

DOI: 10.4236/jmp.2012.33036 4,643 Downloads 7,915 Views Citations
A Note on Hamiltonian Circulant Digraphs of Outdegree Three (Articles)

Grant Andruchuk, Shonda Gosselin

Open Journal of Discrete Mathematics Vol.2 No.4，November 1, 2012

DOI: 10.4236/ojdm.2012.24032 3,660 Downloads 5,817 Views Citations
Data Fusion Using Empirical Likelihood (Articles)

Hsiao-Hsuan Wang, Yuehua Wu, Yuejiao Fu, Xiaogang Wang

Open Journal of Statistics Vol.2 No.5，December 27, 2012

DOI: 10.4236/ojs.2012.25070 4,181 Downloads 6,237 Views Citations
Weather Derivatives with Applications to Canadian Data (Articles)

Anatoliy Swishchuk, Kaijie Cui

Journal of Mathematical Finance Vol.3 No.1，February 26, 2013

DOI: 10.4236/jmf.2013.31007 5,518 Downloads 10,889 Views Citations
A Derivative-Free Optimization Algorithm Using Sparse Grid Integration (Articles)

Shengyuan Chen, Xiaogang Wang

American Journal of Computational Mathematics Vol.3 No.1，March 27, 2013

DOI: 10.4236/ajcm.2013.31003 4,704 Downloads 8,793 Views Citations
Change-Point Detection for General Nonparametric Regression Models (Articles)

Murray D. Burke, Gildas Bewa

Open Journal of Statistics Vol.3 No.4，August 16, 2013

DOI: 10.4236/ojs.2013.34030 4,617 Downloads 6,780 Views Citations

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