11. Poisson Regression-Based Mean Estimator. (18th October 2021) Authors: Shahzad, Usman; Shahzadi, Shabnam; Afshan, Noureen; Al-Noor, Nadia H.; Alilah, David Anekeya; Hanif, Muhammad; Anas, Malik Muhammad Other Names: Al-Omari Amer Academic Editor. Journal: Mathematical problems in engineering Issue: Volume 2021(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
12. Repairing Event Logs to Enhance the Performance of a Process Mining Model. (26th August 2022) Authors: Shahzadi, Shabnam; Fang, Xianwen; Shahzad, Usman; Ahmad, Ishfaq; Benedict, Troon Other Names: Mehmood Tahir Academic Editor. Journal: Mathematical problems in engineering Issue: Volume 2022(2022) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
13. Robust Regression-Ratio-Type Estimators of the Mean Utilizing Two Auxiliary Variables: A Simulation Study. (6th September 2021) Authors: Zaman, Tolga; Dünder, Emre; Audu, Ahmed; Alilah, David Anekeya; Shahzad, Usman; Hanif, Muhammad Other Names: Sahin Bekir Academic Editor. Journal: Mathematical problems in engineering Issue: Volume 2021(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
14. Robust-regression-type estimators for improving mean estimation of sensitive variables by using auxiliary information. Issue 4 (16th February 2021) Authors: Ali, Nasir; Ahmad, Ishfaq; Hanif, Muhammad; Shahzad, Usman Journal: Communications in statistics Issue: Volume 50:Issue 4(2021) Page Start: 979 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
15. Simulation study of small domain with calibration approach. (9th September 2022) Authors: Ashutosh, Ashutosh; Shahzad, Usman; Al‐Noor, Nadia H.; Rai, Piyush Kant Journal: Concurrency and computation Issue: Volume 34:Number 27(2022) Page Start: n/a Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
16. Some imputation based new estimators of population mean under non-response. Issue 8 (17th November 2019) Authors: Shahzad, Usman; Hanif, Muhammad Journal: Journal of statistics & management systems Issue: Volume 22:Issue 8(2019) Page Start: 1381 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
17. Some new classes of estimators under linear systematic sampling in absence and presence of non-response. Issue 6 (18th August 2019) Authors: Shahzad, Usman; Hanif, Muhammad; Koyuncu, Nursel Journal: Journal of statistics & management systems Issue: Volume 22:Issue 6(2019) Page Start: 1067 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
18. Särndal Approach and Separate Type Quantile Robust Regression Type Mean Estimators for Nonsensitive and Sensitive Variables in Stratified Random Sampling. (6th December 2022) Authors: Shahzad, Usman; Ahmad, Ishfaq; Al-Noor, Nadia H.; Iftikhar, Soofia; Abd Ellah, A. H.; Benedict, Troon J. Other Names: Sajid Ali Academic Editor. Journal: Journal of mathematics Issue: Volume 2022(2022) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
19. Variance estimation based on L-moments and auxiliary information. Issue 1 (2nd January 2022) Authors: Shahzad, Usman; Ahmad, Ishfaq; Almanjahie, Ibrahim Mufrah; Koyuncu, Nursel; Hanif, Muhammad Journal: Mathematical population studies Issue: Volume 29:Issue 1(2022) Page Start: 31 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗