73% of the 100 students who finished AT 20501 at Purdue got an A or B, across 5 sections and 2 instructors.
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| Instructor | Grades given | Students |
|---|---|---|
| Ziulkowski, Jonathon D. 4 sections · last Spring 2026 | 57% A · 28% B · 9% C · 6% D/F | 79 |
| Dubikovsky, Sergey I. 1 section · last Spring 2024 | 19% A · 10% B · 24% C · 48% D/F | 21 |
Instructors with at least 20 graded students. Past grades don't guarantee future ones.
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Source: grade distributions published by Purdue. All Purdue grade distributions · AT 20501 sections, times and prerequisites.