Volume 23, Issue 7-2021

9)

Alaa Mokhtar
Ph.D. Researcher in Operations Research, faculty of graduate studies for statistical research, Cairo University, Egypt.

Hegazy Zaher
Professor, Doctor in Mathematical statistics, faculty of graduate studies for statistical research, Cairo University, Egypt.

Naglaa Ragaa
Professor in Operations Research, faculty of graduate studies for statistical research, Cairo University, Egypt.

Eman Mostafa
Assistant Professor in Operations Research, faculty of graduate studies for statistical research, Cairo University, Egypt.

10)

Mohamed Solomon
Ph.D. Researcher, Department of Operations and Management Research, Faculty of Graduate Studies for Statistical Research, Cairo University, Egypt.

Hegazy Zaher
Professor, Doctor in Mathematical Statistics, Faculty of Graduate Studies for Statistical Research, Cairo University, Egypt.

Naglaa Ragaa
Professor, Doctor in Operations Research, Faculty of Graduate Studies for Statistical Research, Cairo University, Egypt.

11)

Safwat Saadeldin
Ph.D. Candidate in Operations Research, faculty of graduate studies for statistical research, Cairo University, Egypt.

Hegazy Zaher
Professor, Doctor in Mathematical statistics, faculty of graduate studies for statistical research, Cairo University, Egypt.

Naglaa Ragaa
Professor in Operations Research, faculty of graduate studies for statistical research, Cairo University, Egypt.

Heba Sayed
Assistant Professor in Operations Research, faculty of graduate studies for statistical research, Cairo University, Egypt.