How Are Scantrons Marked?
Scantron is a form of Optical Mark Recognition (OMR), which, according to Mental Floss, occurs when a scanner beams light through a thin sheet of paper, noting where the dark marks were.
Do scantron machines detect cheating?
If cheating is witnesses, corroborating evidence can be obtained from the scantron data. If a student copies the answers from someone sitting nearby, the two answer vectors may appear suspiciously similar.
In-Class Design Exercise: Scantron Cheating Detection
The Scantron shines a light through the paper. Where the circle or square has been darkened the light bounces back. The machine is set so that it “knows” right answers from wrong answers according to the light signals bouncing back.
How do Scantron machines work? - Quora
How do you get 100 percent on a scantron test?
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HOW TO ACE ANY SCANTRON TEST - HIGH SCHOOL HACKS - YouTube
How do you read a scantron score?
A score of "0" to plus or minus "1" reveals the appropriateness of an individual exam question, where "+1" indicates a question that was repeatedly answered correctly by high performers and answered incorrectly by lower performers.
How to Interpret Scantron Scores - TheClassroom.com