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Palazzo, David J.; Lee, Young-Jin; Warnakulasooriya, Rasil; Pritchard, David E. – Physical Review Special Topics - Physics Education Research, 2010
Submissions to an online homework tutor were analyzed to determine whether they were copied. The fraction of copied submissions increased rapidly over the semester, as each weekly deadline approached and for problems later in each assignment. The majority of students, who copied less than 10% of their problems, worked steadily over the three days…
Descriptors: Homework, Duplication, Cheating, Physics