BARRECA, ALAN IRWIN
487 letter grades across 2 courses
- Average awarded
- 3.77
- weighted by students, not by course
- Students graded
- 487
- Courses
- 2
Teaching in Fall 2026
Grade record by course
| Course | Predicted | Raw | n | Terms | A range |
|---|---|---|---|---|---|
| ENVIRON 175 Programming with Big Environmental Datasets | 3.76 | 3.76 | 475 | 6 | 81% |
| ENVIRON 297A Advanced Topics in Environment and Sustainability | 3.96 | 4.00 | 12 · small sample | 1 | 100% |
“Predicted” is shrunk toward the course average, which is itself shrunk toward the department, so a course taught once to twelve students sits near the course mean rather than at whatever those twelve happened to get.