Simplified Reliable Procedure for Producing Accurate Student's Ability Grade Using Rasch Model

AbstractNormal practice informal examination does not assess accurate measure of student's ability, as it merely counts the score of every question t o be considered for student's grade. How to assess accurate student's ability performance, reliably and simply for all educat ors practice? Measurement of student's performance must be assessed for right and desired learning out comes, using right and reliable instrument, with right and accurat emeasure scale for student's a Using Rasch model, exam paper will be distributed and st udent's answer will be analyzed via 6 simplified steps with preset templates to produce accurat e student's ability score within psychometric scale and percent ile marks, with scientific reliability level for each student's responses. This proposes simple procedure uses Rasch model t o measure student's ability using psychometric scale, which manipulates student's answer into ratio-based log odd unit. This paper proposes a simplified procedure which is fit to be applied by all teachers or lecturers, using Rasch model which offers reliable solution in producing accurate ability marks for student s, together with scientific reliability score for student's answer