A new nonparametric double exponentially weighted moving average control chart. - Muhammad Ali Raza; Tahir Nawaz 004; Muhammad Aslam 002; Sajjad Haider Bhatti; Rehan Ahmed Khan Sherwani (Qual. Reliab. Eng. Int., 2020)

An effective approach towards efficient estimation of general linear model in case of heteroscedastic errors. - Sajjad Haider Bhatti; Faizan Wajid Khan; Muhammad Irfan; Muhammad Ali Raza (Commun. Stat. Simul. Comput., 2023)

Robustness to missing observation and optimalities of response surface designs with regular and complex structure. - Humera Hayat; Atif Akbar; Tanvir Ahmad; Sajjad Haider Bhatti; Muhammad Imdad Ullah (Commun. Stat. Simul. Comput., 2023)

Some modified estimators for efficient estimation of power function model. - Sajjad Haider Bhatti; Muhammad Irfan; Muhammad Azeem; Maria Javed; Muhammad Ali Raza (Qual. Reliab. Eng. Int., 2024)

Design and Implementation of an EWMA Control Chart for Zero-Inflated Count Data in High-Quality Processes. - Muhammad Ali Raza; Aqsa Sattar; Tahir Nawaz 004; Muhammad Ateeq Tahir; Muhammad Farooq; Sajjad Haider Bhatti (Qual. Reliab. Eng. Int., 2025)