Course record MAT

MAT 2270

CALC & ANALYTIC GEO I

Sinclair Community College

2,170 grades142 sections46 professors
Grades: 2021–2026
Flunk Score11/100
Needs work

Professors 46 of 46

Alan Rozanski 32 grades · 3 terms · 2022–2025 3.59GPA
65.6% A
28.1% B
6.3% C
0.0% D
0.0% F

32 letter grades · 3 sections · 2022–2025

Compare with the course
Rozanski vs. the course average
A +34.2
B −1.1
C −14.6
D −7.4
F −11.2

Difference in percentage points.

3.0% withdrew · 1 of 33 enrolled.

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Mathew E. Kerns 67 grades · 3 terms · 2023 3.45GPA
73.1% A
11.9% B
7.5% C
1.5% D
6.0% F

67 letter grades · 3 sections · 2023

Compare with the course
Kerns vs. the course average
A +41.8
B −17.3
C −13.4
D −5.9
F −5.2

Difference in percentage points.

13.0% withdrew · 10 of 77 enrolled.

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Carolyn Snively 49 grades · 3 terms · 2021–2023 3.41GPA
57.1% A
30.6% B
10.2% C
0.0% D
2.0% F

49 letter grades · 3 sections · 2021–2023

Compare with the course
Snively vs. the course average
A +25.8
B +1.4
C −10.7
D −7.4
F −9.1

Difference in percentage points.

0.0% withdrew · 0 of 49 enrolled.

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Jacob A. Daniel 25 grades · 2 terms · 2022–2023 3.36GPA
44.0% A
48.0% B
8.0% C
0.0% D
0.0% F

25 letter grades · 2 sections · 2022–2023

Compare with the course
Daniel vs. the course average
A +12.6
B +18.8
C −12.9
D −7.4
F −11.2

Difference in percentage points.

7.4% withdrew · 2 of 27 enrolled.

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Brian M. Polk 50 grades · 1 term · 2025 3.34GPA
46.0% A
42.0% B
12.0% C
0.0% D
0.0% F

50 letter grades · 1 section · 2025

Compare with the course
Polk vs. the course average
A +14.6
B +12.8
C −8.9
D −7.4
F −11.2

Difference in percentage points.

0.0% withdrew · 0 of 50 enrolled.

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Scott M. Rolf 55 grades · 4 terms · 2021–2025 3.29GPA
50.9% A
30.9% B
14.5% C
3.6% D
0.0% F

55 letter grades · 4 sections · 2021–2025

Compare with the course
Rolf vs. the course average
A +19.5
B +1.7
C −6.3
D −3.7
F −11.2

Difference in percentage points.

Each term against the course average
Summer 2021Summer 2025

0.0% withdrew · 0 of 55 enrolled.

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Chloe M. Busch 51 grades · 4 terms · 2021–2025 3.22GPA
47.1% A
35.3% B
11.8% C
3.9% D
2.0% F

51 letter grades · 4 sections · 2021–2025

Compare with the course
Busch vs. the course average
A +15.7
B +6.1
C −9.1
D −3.5
F −9.2

Difference in percentage points.

Each term against the course average
Summer 2021Summer 2025

1.9% withdrew · 1 of 52 enrolled.

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Kevin G. Fraker 44 grades · 3 terms · 2022–2025 3.20GPA
43.2% A
38.6% B
13.6% C
4.5% D
0.0% F

44 letter grades · 3 sections · 2022–2025

Compare with the course
Fraker vs. the course average
A +11.8
B +9.4
C −7.2
D −2.8
F −11.2

Difference in percentage points.

0.0% withdrew · 0 of 44 enrolled.

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Kendall N. Stanley 29 grades · 3 terms · 2021–2025 3.14GPA
41.4% A
34.5% B
20.7% C
3.4% D
0.0% F

29 letter grades · 3 sections · 2021–2025

Compare with the course
Stanley vs. the course average
A +10.0
B +5.3
C −0.2
D −3.9
F −11.2

Difference in percentage points.

3.3% withdrew · 1 of 30 enrolled.

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Bethany R. Mueller 28 grades · 1 term · 2023 3.00GPA
46.4% A
21.4% B
25.0% C
0.0% D
7.1% F

28 letter grades · 1 section · 2023

Compare with the course
Mueller vs. the course average
A +15.0
B −7.8
C +4.1
D −7.4
F −4.0

Difference in percentage points.

6.7% withdrew · 2 of 30 enrolled.

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Laura Phelps 145 grades · 5 terms · 2021–2024 2.71GPA
38.6% A
24.1% B
18.6% C
6.9% D
11.7% F

145 letter grades · 7 sections · 2021–2024

Compare with the course
Phelps vs. the course average
A +7.2
B −5.1
C −2.3
D −0.5
F +0.6

Difference in percentage points.

Each term against the course average
Summer 2021Spring 2024

11.6% withdrew · 19 of 164 enrolled.

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Richard N. Uchida 136 grades · 4 terms · 2021–2022 2.71GPA
33.1% A
31.6% B
16.9% C
9.6% D
8.8% F

136 letter grades · 5 sections · 2021–2022

Compare with the course
Uchida vs. the course average
A +1.7
B +2.4
C −4.0
D +2.2
F −2.3

Difference in percentage points.

Each term against the course average
Summer 2021Summer 2022

11.7% withdrew · 18 of 154 enrolled.

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Marie H. Hipple 50 grades · 6 terms · 2021–2025 2.66GPA
32.0% A
26.0% B
28.0% C
4.0% D
10.0% F

50 letter grades · 6 sections · 2021–2025

Compare with the course
Hipple vs. the course average
A +0.6
B −3.2
C +7.1
D −3.4
F −1.2

Difference in percentage points.

Each term against the course average
Summer 2021Spring 2025

5.7% withdrew · 3 of 53 enrolled.

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Jesse T. Williams 55 grades · 3 terms · 2021–2025 2.60GPA
29.1% A
30.9% B
23.6% C
3.6% D
12.7% F

55 letter grades · 3 sections · 2021–2025

Compare with the course
Williams vs. the course average
A −2.3
B +1.7
C +2.8
D −3.7
F +1.6

Difference in percentage points.

8.3% withdrew · 5 of 60 enrolled.

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Lamar D. Dorsey 43 grades · 4 terms · 2024–2026 2.53GPA
30.2% A
32.6% B
14.0% C
7.0% D
16.3% F

43 letter grades · 4 sections · 2024–2026

Compare with the course
Dorsey vs. the course average
A −1.1
B +3.3
C −6.9
D −0.4
F +5.1

Difference in percentage points.

Each term against the course average
Spring 2024Spring 2026

23.2% withdrew · 13 of 56 enrolled.

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Viet T. Tran 27 grades · 2 terms · 2022 2.52GPA
18.5% A
37.0% B
33.3% C
0.0% D
11.1% F

27 letter grades · 2 sections · 2022

Compare with the course
Tran vs. the course average
A −12.9
B +7.8
C +12.5
D −7.4
F same

Difference in percentage points.

12.9% withdrew · 4 of 31 enrolled.

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Robert A. Chaney 61 grades · 3 terms · 2025–2026 2.48GPA
29.5% A
26.2% B
23.0% C
4.9% D
16.4% F

61 letter grades · 3 sections · 2025–2026

Compare with the course
Chaney vs. the course average
A −1.9
B −3.0
C +2.1
D −2.5
F +5.2

Difference in percentage points.

9.0% withdrew · 6 of 67 enrolled.

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David R. Ericson 66 grades · 5 terms · 2022–2026 2.42GPA
24.2% A
30.3% B
22.7% C
9.1% D
13.6% F

66 letter grades · 6 sections · 2022–2026

Compare with the course
Ericson vs. the course average
A −7.1
B +1.1
C +1.9
D +1.7
F +2.5

Difference in percentage points.

Each term against the course average
Fall 2022Spring 2026

20.5% withdrew · 17 of 83 enrolled.

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Len L. Ruth 64 grades · 3 terms · 2021–2022 2.39GPA
25.0% A
28.1% B
25.0% C
4.7% D
17.2% F

64 letter grades · 3 sections · 2021–2022

Compare with the course
Ruth vs. the course average
A −6.4
B −1.1
C +4.1
D −2.7
F +6.0

Difference in percentage points.

9.9% withdrew · 7 of 71 enrolled.

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Kerri M. Bentjen 367 grades · 10 terms · 2021–2026 2.36GPA
23.2% A
27.8% B
24.0% C
11.7% D
13.4% F

367 letter grades · 18 sections · 2021–2026

Compare with the course
Bentjen vs. the course average
A −8.2
B −1.4
C +3.1
D +4.3
F +2.2

Difference in percentage points.

Each term against the course average
Summer 2021Spring 2026

17.7% withdrew · 79 of 446 enrolled.

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Bryan Ropp 78 grades · 3 terms · 2025 2.35GPA
12.8% A
34.6% B
37.2% C
5.1% D
10.3% F

78 letter grades · 4 sections · 2025

Compare with the course
Ropp vs. the course average
A −18.6
B +5.4
C +16.3
D −2.2
F −0.9

Difference in percentage points.

13.3% withdrew · 12 of 90 enrolled.

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Barbara Magee 88 grades · 8 terms · 2022–2026 2.32GPA
23.9% A
28.4% B
21.6% C
8.0% D
18.2% F

88 letter grades · 8 sections · 2022–2026

Compare with the course
Magee vs. the course average
A −7.5
B −0.8
C +0.7
D +0.6
F +7.0

Difference in percentage points.

Each term against the course average
Spring 2022Spring 2026

19.3% withdrew · 21 of 109 enrolled.

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Akeru W. Daniels 25 grades · 3 terms · 2021–2023 2.28GPA
20.0% A
20.0% B
44.0% C
0.0% D
16.0% F

25 letter grades · 3 sections · 2021–2023

Compare with the course
Daniels vs. the course average
A −11.4
B −9.2
C +23.1
D −7.4
F +4.8

Difference in percentage points.

28.6% withdrew · 10 of 35 enrolled.

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Kinga M. Oliver 82 grades · 6 terms · 2022–2026 2.26GPA
24.4% A
29.3% B
14.6% C
11.0% D
20.7% F

82 letter grades · 7 sections · 2022–2026

Compare with the course
Oliver vs. the course average
A −7.0
B +0.1
C −6.2
D +3.6
F +9.6

Difference in percentage points.

Each term against the course average
Spring 2022Spring 2026

31.7% withdrew · 38 of 120 enrolled.

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Brandon Michael. Freeman 67 grades · 3 terms · 2022–2025 2.21GPA
16.4% A
23.9% B
34.3% C
14.9% D
10.4% F

67 letter grades · 4 sections · 2022–2025

Compare with the course
Freeman vs. the course average
A −15.0
B −5.3
C +13.5
D +7.6
F −0.7

Difference in percentage points.

11.8% withdrew · 9 of 76 enrolled.

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Kathleen R. Pirtle 29 grades · 1 term · 2022 2.14GPA
13.8% A
31.0% B
27.6% C
10.3% D
17.2% F

29 letter grades · 1 section · 2022

Compare with the course
Pirtle vs. the course average
A −17.6
B +1.8
C +6.7
D +3.0
F +6.1

Difference in percentage points.

3.3% withdrew · 1 of 30 enrolled.

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Victoria Kruglov 37 grades · 2 terms · 2023–2025 2.11GPA
16.2% A
24.3% B
27.0% C
18.9% D
13.5% F

37 letter grades · 3 sections · 2023–2025

Compare with the course
Kruglov vs. the course average
A −15.2
B −4.9
C +6.2
D +11.5
F +2.4

Difference in percentage points.

24.5% withdrew · 12 of 49 enrolled.

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Erin L. Cleary 49 grades · 1 term · 2025 1.88GPA
2.0% A
42.9% B
20.4% C
10.2% D
24.5% F

49 letter grades · 2 sections · 2025

Compare with the course
Cleary vs. the course average
A −29.3
B +13.6
C −0.5
D +2.8
F +13.3

Difference in percentage points.

15.5% withdrew · 9 of 58 enrolled.

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James F. Willis 35 grades · 3 terms · 2021–2023 1.74GPA
17.1% A
11.4% B
28.6% C
14.3% D
28.6% F

35 letter grades · 3 sections · 2021–2023

Compare with the course
Willis vs. the course average
A −14.2
B −17.8
C +7.7
D +6.9
F +17.4

Difference in percentage points.

28.6% withdrew · 14 of 49 enrolled.

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Andrew G. Bryant 21 grades · 3 terms · 2021–2023 · Limited sample 3.81GPA
81.0% A
19.0% B
0.0% C
0.0% D
0.0% F

21 letter grades · 3 sections · 2021–2023 · Limited sample

0.0% withdrew · 0 of 21 enrolled.

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Nancy E. Schaefer 17 grades · 1 term · 2024 · Limited sample 3.77GPA
76.5% A
23.5% B
0.0% C
0.0% D
0.0% F

17 letter grades · 1 section · 2024 · Limited sample

0.0% withdrew · 0 of 17 enrolled.

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Amy J. Geiger 11 grades · 2 terms · 2022–2025 · Limited sample 3.27GPA
54.5% A
27.3% B
9.1% C
9.1% D
0.0% F

11 letter grades · 2 sections · 2022–2025 · Limited sample

0.0% withdrew · 0 of 11 enrolled.

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Lee C. Widmer 4 grades · 1 term · 2023 · Limited sample 3.25GPA
25.0% A
75.0% B
0.0% C
0.0% D
0.0% F

4 letter grades · 1 section · 2023 · Limited sample

0.0% withdrew · 0 of 4 enrolled.

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Michele Renee. Weingartner 13 grades · 1 term · 2025 · Limited sample 3.00GPA
15.4% A
69.2% B
15.4% C
0.0% D
0.0% F

13 letter grades · 1 section · 2025 · Limited sample

0.0% withdrew · 0 of 13 enrolled.

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Timothy Pfahler 9 grades · 1 term · 2025 · Limited sample 3.00GPA
33.3% A
33.3% B
33.3% C
0.0% D
0.0% F

9 letter grades · 1 section · 2025 · Limited sample

0.0% withdrew · 0 of 9 enrolled.

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Mohamed Aburakhis 18 grades · 3 terms · 2021–2023 · Limited sample 2.94GPA
38.9% A
33.3% B
16.7% C
5.6% D
5.6% F

18 letter grades · 3 sections · 2021–2023 · Limited sample

14.3% withdrew · 3 of 21 enrolled.

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Otto J. Shaw 15 grades · 1 term · 2022 · Limited sample 2.87GPA
26.7% A
33.3% B
40.0% C
0.0% D
0.0% F

15 letter grades · 1 section · 2022 · Limited sample

0.0% withdrew · 0 of 15 enrolled.

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Chuda M. Chamlagai 15 grades · 1 term · 2022 · Limited sample 2.73GPA
33.3% A
46.7% B
0.0% C
0.0% D
20.0% F

15 letter grades · 1 section · 2022 · Limited sample

25.0% withdrew · 5 of 20 enrolled.

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Supraja Chinthamaduka 11 grades · 1 term · 2021 · Limited sample 2.73GPA
18.2% A
54.5% B
18.2% C
0.0% D
9.1% F

11 letter grades · 1 section · 2021 · Limited sample

8.3% withdrew · 1 of 12 enrolled.

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Marina Therese. Caldwell 18 grades · 1 term · 2023 · Limited sample 2.72GPA
38.9% A
22.2% B
16.7% C
16.7% D
5.6% F

18 letter grades · 1 section · 2023 · Limited sample

5.3% withdrew · 1 of 19 enrolled.

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Jonathon M. Sears 12 grades · 1 term · 2021 · Limited sample 2.33GPA
8.3% A
33.3% B
41.7% C
16.7% D
0.0% F

12 letter grades · 1 section · 2021 · Limited sample

7.7% withdrew · 1 of 13 enrolled.

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Olga Stephens 11 grades · 1 term · 2021 · Limited sample 2.18GPA
27.3% A
18.2% B
18.2% C
18.2% D
18.2% F

11 letter grades · 1 section · 2021 · Limited sample

35.3% withdrew · 6 of 17 enrolled.

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Glen E. Lobo 17 grades · 1 term · 2021 · Limited sample 2.18GPA
29.4% A
11.8% B
29.4% C
5.9% D
23.5% F

17 letter grades · 1 section · 2021 · Limited sample

34.6% withdrew · 9 of 26 enrolled.

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Najat Baji 18 grades · 2 terms · 2021–2022 · Limited sample 2.17GPA
33.3% A
11.1% B
22.2% C
5.6% D
27.8% F

18 letter grades · 2 sections · 2021–2022 · Limited sample

14.3% withdrew · 3 of 21 enrolled.

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David A. Stott 5 grades · 1 term · 2022 · Limited sample 2.00GPA
20.0% A
40.0% B
0.0% C
0.0% D
40.0% F

5 letter grades · 1 section · 2022 · Limited sample

37.5% withdrew · 3 of 8 enrolled.

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Craig T. Birkemeier 21 grades · 1 term · 2025 · Limited sample 1.95GPA
0.0% A
33.3% B
33.3% C
28.6% D
4.8% F

21 letter grades · 1 section · 2025 · Limited sample

8.7% withdrew · 2 of 23 enrolled.

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