Professor record ERTH
David Lewis Blackwell
11 grades1 section
Grades: 2020
Latest dated data is over 4 years old.
Flunk Score—
Not enough comparison dataA reliable within-course grade or school-relative evaluation comparison is needed to score ERTH 331.
ERTH 331 · MineralogyERTH 331 · all instructors & syllabi
Grade record
Average GPA
2.96
Mineralogy
Across 11 grades in ERTH 331
64%
A or B
of 11 grades
0.0%
D, F or withdrew
27.3%
A
3
36.4%
B
4
36.4%
C
4
Shares of 11 letter grades · nobody withdrew
Against everyone else who teaches ERTH 331
−12% vs. the ERTH 331 average (3.35 across 2 professors)
How the averages compare
Against other ERTH classes, and against the university
- 2.96ERTH 331
- 3.14ERTH courses
- 3.20School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
Lower averageHigher average
1 section
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