Search Results - "Farghali, Rasha A."

Robust-stein estimator for overcoming outliers and multicollinearity by Lukman, Adewale F., Farghali, Rasha A., Kibria, B. M. Golam, Oluyemi, Okunlola A.

“…Linear regression models with correlated regressors can negatively impact the performance of ordinary least squares estimators. The Stein and ridge estimators…”
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Robust Negative Binomial Regression via the Kibria–Lukman Strategy: Methodology and Application by Lukman, Adewale F., Albalawi, Olayan, Arashi, Mohammad, Allohibi, Jeza, Alharbi, Abdulmajeed Atiah, Farghali, Rasha A.

“…Count regression models, particularly negative binomial regression (NBR), are widely used in various fields, including biometrics, ecology, and insurance…”
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Enhancing model predictions through the fusion of stein estimator and principal component regression by Farghali, Rasha A., Lukman, Adewale F., Ogunleye, Ayodeji

“…This research aims to enhance model predictions by introducing a novel approach that combines the Stein estimator technique with principal component regression…”
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Generalized two-parameter estimators in the multinomial logit regression model: methods, simulation and application by Farghali, Rasha A., Qasim, Muhammad, Kibria, B. M. Golam, Abonazel, Mohamed R.

“…In this article, we propose generalized two-parameter (GTP) estimators and an algorithm for the estimation of shrinkage parameters to combat multicollinearity…”
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Liu-Type Multinomial Logistic Estimator by Abonazel, Mohamed R., Farghali, Rasha A.

“…Multicollinearity in multinomial logistic regression affects negatively on the variance of the maximum likelihood estimator. That leads to inflated confidence…”
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