Associate Professor

Ph.D. in Statistics, American University, Washington, DC, 2003
M.S. in Statistics, American University, Washington, DC, 1997
B.S. in Mathematics, Birzeit University, Birzeit, Palestine, 1996



  • 2021-Current: Associate Professor, College of Natural and Health Sciences, Zayed University, Abu Dhabi.

  • 2019-2021: Assistant Professor, College of Natural and Health Sciences, Zayed University, Abu Dhabi.

  • 2012-2019: Assistant Professor, College of Business, Al Ain University, Al Ain.

  • 2012-2014: Director of Quality Assurance and Institutional Research Center, Al Ain University, Al Ain.

  • 2003-2012: Assistant Professor, Department of Statistics, United Arab Emirates University, Al Ain.

  • 1999-2003: Instructor, Department of Mathematics and Statistics, American University, Washington, DC.


Abu Dhabi - Khalifa City


+971 2 599 3299

Teaching Areas

Business Statistics, Probability and Statistics, Statistics and Research Methodology, Multivariate Analysis, Regression Analysis, Survey Sampling, Time Series Analysis, Statistical Quality Control, Operations Management, Data Analytics.

Research and Professional Activities

  • Research Interests: Compositional Data Analysis, Probability distributions, Statistics Education, and Statistics applications in Business and Public Health.
  • Journal Articles: 20 peer reviewed papers in scientific journals (14 in Scopus)
  • Conference Proceedings: Six papers in international conference proceedings.
  • Presentations: Over 20 presentations and invited talks in local and international conferences and workshops.


  • American Statistical Association (ASA)
  • International Statistical Institute (ISI)
  • International Association for Mathematical Geosciences (IAMG)
  • The International Association for Statistical Education (IASE)

Google Scholar Profile


  • AlSafar, H., Grant, W. B., Hijazi, R., Uddin, M., Alkaabi, N., Tay, G., Mahboub, B., and Al Anouti, F. (2021). COVID-19 Disease Severity and Death in Relation to Vitamin D Status among SARS-CoV-2-Positive UAE Residents. Nutrients, 13(5), 1714.

  • Ajja, R., Wikkeling-Scott, L. F., Brazendale, K., Hijazi, R., and Abdulle, A. (2021). Accelerometer measured physical activity patterns of children during segmented school day in Abu Dhabi. BMC pediatrics, 21(1), 1-8.

  • Abboud, M., Rizk, R., Papandreou, D., Hijazi, R., Al Emadi, N. and Waszak, P. (2020). Evaluation of Self-Assessed State of Health and Vitamin D Knowledge in Emirati and International Female Students in United Arab Emirates (UAE). Frontiers in Psychology, 11, 1236.

  • Hijazi, R. and Alfaki, I. (2020). Reforming Undergraduate Statistics Education in Arab World in the Era of Information. Journal of Statistics Education, 28(1), 75-88.

  • Hijazi, R., Hassan, Y., & Husain, Z. (2019). Deans’ perceptions of challenges facing business education in the Arabian Gulf. Journal of Education for Business, 95(1), 10-22.

  • Hijazi, R., Saeed, R., & Alfaki, I. (2019). Role of statisticians in building the UAE knowledge economy. Electronic Journal of Applied Statistical Analysis, 12(1), 303-319.

  • Hassan, Y., Hijazi, R., and Naser, K. (2017). Does Audit Committee Substitute or Complement Other Corporate Governance Mechanisms: Evidence from an Emerging Economy. Managerial Auditing Journal, 32(7), 658-681.

  • Hijazi, R. and Zoubeidi, T. (2017). State of Business Statistics Education in MENA Region: A Comparative Study with Best Practices. Journal of International Education in Business, 10(1), 68-88.

  • Abdalla, I., Harb, N., Al-Waqfi, M., Hijazi, R., and Zoubeidi, T. (2010). Labour Policy and Determinants of Employment and Wages in a Developing Economy with Labour Shortage. Labour: Review of Labour Economics and Industrial Relations, 24(2), 163-177.

  • Hassan, M. and Hijazi, R. (2010). A Bimodal Exponential Power Distribution. Pakistan Journal of Statistics, 26(2), 379-396.

  • Hijazi, R. and Jernigan, R. (2009). Modeling Compositional Data Using Dirichlet Regression. Journal of Applied Probability and Statistics, 4 (1), 77-91.