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What are the advantages, and Disadvantages of OMR?
Advantages
It's efficient when a large amounts of data is given. It can process thousands an hour!
OMR is more accurate than a single person!
Only 1 computer is needed to process all the data
Disadvantages
If the pencil being used is a lighter shade, sometimes the OMR won't be able to detect it
It is only suitable for certain types of questions
You need to give it a certain format for it to work
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