benefits of moving from omr to computer-based assessment
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Benefits of moving from OMR to Computer-Based Assessment. by Dr Simon Wilkinson and Heather Rai. Optical Mark Recognition (OMR) Why Move?. OMR does not scale well with increasing cohorts: Time to print Time to scan Graphics costly/difficult to reproduce well on paper - PowerPoint PPT PresentationTRANSCRIPT
Benefits of moving from OMR toComputer-Based Assessmentby Dr Simon Wilkinson and Heather Rai
Optical Mark Recognition (OMR)Why Move?
• OMR does not scale well with increasing cohorts:– Time to print– Time to scan
• Graphics costly/difficult to reproduce well on paper
• Interactive question types not available
CBABenefits 1 – to Academics
• Realism – incorporating multimedia
CBABenefits 1 – to Academics
Click on the cochlea structure
Drag each label to its appropriate position
Hotspot
Labelling
• Interactivity – dynamic question types
CBABenefits 2 – to Students
• Easier to change answers
• Interface can be adapted for certain disabilities:– Dyslexia– Colour-blindness
CBABenefits 3 – to Administrators
• Reduced running costs:– Faster marking– Easier to timetable– No printing costs
• Increased Quality:– Item bank change auditing– More accurate marking– Check that externals have reviewed papers
CBAAny Disadvantages?
• Inherently more risky than OMR
• Large up-front costs:– Server purchasing ~ £15,000– Server support experts– System programmers– Large computer labs required
• Changes the relationship of key stakeholders
In-house developed systemTouchStone 2.7
www.nottingham.ac.uk/nle/about/touchstone
anyQuestions?