Professor record Mathematics

Dulari Liyanaarachchi

Southern Illinois University-Carbondale

40 grades3 sections
Grades: 2024–2025
Flunk Score1/100
Needs work
Mathematics 282 · Intro to StatisticsMathematics 282 · all instructors & syllabi

Grade record

Mathematics 282 · 3 sections
Average GPA
2.38
Intro to Statistics
Across 40 grades in Mathematics 282
57%
A or B
of 40 grades
26.8%
D, F or withdrew
of 41 enrolled
22.5%
A
9
35.0%
B
14
17.5%
C
7
7.5%
D
3
17.5%
F
7
2.4%
W
1
A–F are shares of 40 letter grades · W is a share of all 41 enrolled
Against everyone else who teaches Mathematics 282
−13% vs. the Mathematics 282 average (2.73 across 12 professors)

How the averages compare

Against other Mathematics classes, and against the university

  • 2.38Mathematics 282
  • 2.47Mathematics courses
  • 3.28School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
3 sections · 3 terms · Summer 2024 – Fall 2025
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