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Dibs Fall 2026

EPS SCI 1

Introduction to Earth Science

Lecture, three hours; laboratory, two hours; field days. Elements of Earth science; study of Earth materials; nature and interpretation of geologic evidence; study of geologic processes; historical aspects of geology. Mandatory field trips introduce students to solving of geologic problems in field. P/NP or letter grading.

Course statistics

Predicted GPA
3.37
n = 1,107 · 9 terms · ± 0.016
A range
57%
of letter grades
Taken P/NP
5%
84% of those passed
D / F / W
3.4%
incl. withdrawals

Sections in Fall 2026

Sections offered, with live enrollment and predicted GPA
Section Status Enrolled Seat risk Meets Instructor Predicted GPA
Lec 1 Open
215 of 230
93% full
could fill TR 12:30pm-1:45pm Coffey, K.
3.37n=1,077 · this instructor

Enrollment history

Final enrollment per term, averaged across that term's sections. Four years deep, summer excluded. Per-section live curves are on each section page.

  • 25721F
  • 14622W
  • 16022F
  • 11723W
  • 16823F
  • 17924W
  • 11825W
Enrolment by term: 21F 257, 22W 146, 22F 160, 23W 117, 23F 168, 24W 179, 25W 118
Peak 257 Most recent 118 in 25W 7 terms on record

Grade distribution

  • A+ 90 · 7.6%
  • A 306 · 25.9%
  • A- 236 · 19.9%
  • B+ 157 · 13.3%
  • B 117 · 9.9%
  • B- 64 · 5.4%
  • C+ 39 · 3.3%
  • C 34 · 2.9%
  • C- 28 · 2.4%
  • D+ 8 · 0.7%
  • D 9 · 0.8%
  • D- 2 · 0.2%
  • F 17 · 1.4%
  • P 48 · 4.1%
  • NP 9 · 0.8%
  • I 17 · 1.4%
  • DR 2 · 0.2%

Grey bars are non-letter outcomes — P/NP, S/U, incompletes. They are excluded from the GPA entirely rather than scored, because counting a P as a 4.0 would be a fabrication.

By instructor

Instructor Predicted Raw n Terms A range
COFFEY, KEVIN 3.37 3.37 1,077 7 57%
TREUDE, TINA IRENE 3.26 3.17 15 small sample 1 53%
DRAKE, JEANA 3.42 3.47 15 small sample 1 60%

“Predicted” is shrunk toward the course average, which is itself shrunk toward the department — so an instructor with a handful of students sits near the course mean rather than topping the list.

By term