Can A Scantron Be Wrong?
Though some scantron issues are human error, the machine itself isn't exactly state of the art. The actual scantron machine has a tendency to mark correct answers as wrong.
Can Scantrons 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
Scantron exams are feasible, reliable, and convenient. In large classrooms, they alleviate grading time and provide overzealous students with their final grade shortly after testing. However, it is important to acknowledge that standardized exams impact subgroups of students differently.
Do Scantron Tests on College Campuses Increase Summative ...