[HTML][HTML] New estimators for the probit regression model with multicollinearity

MR Abonazel, I Dawoud, FA Awwad, E Tag-Eldin - Scientific African, 2023 - Elsevier
The probit regression model (PRORM) aims to model a binary response with one or more
explanatory variables. The parameter of the PRORM is estimated using an estimation …

Kibria–Lukman Hybrid Estimator for Handling Multicollinearity in Poisson Regression Model: Method and Application

H Alrweili - … Journal of Mathematics and Mathematical Sciences, 2024 - Wiley Online Library
The Poisson regression model (PRM) is a widely used statistical technique for analyzing
count data. However, when explanatory variables in the model are correlated, the estimation …

[HTML][HTML] Robust Negative Binomial Regression via the Kibria–Lukman Strategy: Methodology and Application

AF Lukman, O Albalawi, M Arashi, J Allohibi… - Mathematics, 2024 - mdpi.com
Count regression models, particularly negative binomial regression (NBR), are widely used
in various fields, including biometrics, ecology, and insurance. Over-dispersion is likely …

Developing a two-parameter Liu estimator for the COM–Poisson regression model: Application and simulation

MR Abonazel, FA Awwad, E Tag Eldin… - Frontiers in Applied …, 2023 - frontiersin.org
The Conway–Maxwell–Poisson (COMP) model is defined as a flexible count regression
model used for over-and under-dispersion cases. In regression analysis, when the …

Using beta regression modeling in medical sciences: a comparative study

MR Abonazel, HA Said, E Tag-Eldin… - Commun. Math. Biol …, 2023 - scik.org
Beta regression (BR) models provide an adequate approach for modeling continuous
outcomes of limited intervals (0, 1). The BR model assumes that the dependent variable …

Jackknife Kibria-Lukman estimator for the beta regression model

T Koç, E Dünder - Communications in Statistics-Theory and …, 2024 - Taylor & Francis
The beta regression model is a flexible model, which widely used when the dependent
variable is in ratios and percentages in the range of (0.1). The coefficients of the beta …

[HTML][HTML] Developing ridge estimators for the extended Poisson-Tweedie regression model: Method, simulation, and application

MR Abonazel, ARR Alzahrani, AA Saber, I Dawoud… - Scientific African, 2024 - Elsevier
Abstract The extended Poisson-Tweedie (EPT) regression model is one of the count data
regression models. It's a more flexible model in count data; since EPT model can be used in …

New biased estimators for the Conway–Maxwell-Poisson Model

I Dawoud - Journal of Statistical Computation and Simulation, 2024 - Taylor & Francis
Recent studies focus on modelling count data, which often shows overdispersion or
underdispersion. The Conway–Maxwell–Poisson (COMP) regression model effectively …

A New Effective Jackknifing Estimator in the Negative Binomial Regression Model

T Koç, H Koç - Symmetry, 2023 - mdpi.com
The negative binomial regression model is a widely adopted approach when dealing with
dependent variables that consist of non-negative integers or counts. This model serves as …

[PDF][PDF] Scientific African

MR Abonazel, AA Saber, FA Awwad - 2023 - researchgate.net
abstract The Conway–Maxwell Poisson (COMP) regression model is one of the count data
models to account for over–and under–dispersion. In regression analysis, when the …