Mathematics Experts

Dr. Amer Jebril Khalaf Al Marabheh

Department of Family & Community Medicine
Arabian Gulf University


Math Teacher/Ministry of Education, Jordan/1996-2005. -Math Teacher/Ministry of Education, Kuwait/2005-2006. -Specialist of Math. Curriculum/Directorate of curricula,Bahrain/2006-2011. -Lecturer/Teaching professional Diploma programs teacher/Directorate of Training in Bahrain/2008-2010. -Lecturer/Arabian Gulf University/2011-Present.

Research Interest

Mathematics, measurement and evaluation


  • Al Smadi A, Al mawajdeh M, Al Marabheh A . Comparison Between Cut off Scores assigned using Elbe's and Bookmarks Methods in tenth Grade Mathematics According to Experts Category. Journal of Scientific Method and Behavior;12(2):183-212

  • Abu Allam R, Al Marabheh A . The Effect of Test Length and Sample Size on the Increase of Type One Error of the Statistical Methods for Detecting Differential Item Function. (Simulation Study). World Journal of Education;47(2):96-124

  • Al Marabheh A, Abu Allam R. The Effect of percentage of Items with Differential Functioning and Sample Size on SIBTEST Power and Effectiveness. Arab Journal of Social Sciences;7(2):136-164

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