Instructor record LB
Maryam Sayadi | Rachel Alexandria Barnard | Robert L Laduca Jr | Samantha Marie Frawley Cass
324 grades5 sections
Grades: 2025
The school files these sections under a combined instructor name.
Flunk Score71/100
StrongLB 172 · Chemistry IILB 172 · all instructors & syllabi
Grade record
Average GPA
3.27
Chemistry II
Across 324 grades in LB 172
85%
A or B
of 324 grades
6.2%
D, F or withdrew
54.3%
A
176
30.2%
B
98
9.3%
C
30
2.2%
D
7
4.0%
F
13
Shares of 324 letter grades · nobody withdrew
Against everyone else who teaches LB 172
+1% vs. the LB 172 average (3.25 across 18 professors)
How the averages compare
Against other LB classes, and against the university
- 3.27LB 172
- 3.30School average
- 3.56LB courses
Average GPA · Zoomed GPA scale
Lower averageHigher average
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5 sections
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