Beta ridge regression estimators: simulation and application

MR Abonazel, IM Taha - Communications in Statistics-Simulation …, 2023 - Taylor & Francis
The beta regression model is commonly used when analyzing data that come in the form of
rates or percentages. However, a problem that may encounter when analyzing these kinds …

Modified Jackknife ridge estimator for Beta regression model with application to chemical data

ZY Algamal, MR Abonazel, AF Lukman - International Journal of …, 2023 - ijmscs.org
The linear regression model is not applicable when the response variable's value comes in
percentages, proportions, and rates, which are restricted to the interval (0, 1). In this …

A new two-parameter estimator for beta regression model: method, simulation, and application

MR Abonazel, ZY Algamal, FA Awwad… - Frontiers in Applied …, 2022 - frontiersin.org
The beta regression is a widely known statistical model when the response (or the
dependent) variable has the form of fractions or percentages. In most of the situations in beta …

Developing a Liu‐type estimator in beta regression model

ZY Algamal, MR Abonazel - Concurrency and Computation …, 2022 - Wiley Online Library
The beta regression model is a commonly used when the response variable has the form of
fractions or percentages. The maximum likelihood (ML) estimator is used to estimate the …

Dawoud–Kibria estimator for beta regression model: simulation and application

MR Abonazel, I Dawoud, FA Awwad… - Frontiers in Applied …, 2022 - frontiersin.org
The linear regression model becomes unsuitable when the response variable is expressed
as percentages, proportions, and rates. The beta regression (BR) model is more appropriate …

Bias and variance residuals for machine learning nonlinear simplex regressions

PL Espinheira, LCM Silva, F Cribari-Neto - Expert Systems with …, 2021 - Elsevier
We propose two new residuals that can be used to evaluate the bias and variance of
nonlinear simplex regressions for machine learning. Such models are supervised learning …

The beta Liu-type estimator: simulation and application

A Erkoç, E Ertan, ZY Algamal… - Hacettepe Journal of …, 2023 - dergipark.org.tr
The Beta Regression Model (BRM) is commonly used while analyzing data where the
dependent variable is restricted to the interval $[0, 1] $ for example proportion or probability …

A study on computational algorithms in the estimation of parameters for a class of beta regression models

L Couri, R Ospina, G Silva, V Leiva, J Figueroa-Zúñiga - Mathematics, 2022 - mdpi.com
Beta regressions describe the relationship between a response that assumes values in the
zero-one range and covariates. These regressions are used for modeling rates, ratios, and …

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 …

Robust estimation in beta regression via maximum L-likelihood

TKA Ribeiro, SLP Ferrari - Statistical Papers, 2023 - Springer
Beta regression models are widely used for modeling continuous data limited to the unit
interval, such as proportions, fractions, and rates. The inference for the parameters of beta …