| 21-260: Differential Equations | ||||||||||||||||
| 2003 Fall | ||||||||||||||||
| Course Statistics | ||||||||||||||||
| Cumulative Average | ||||||||||||||||
| Cumulative Statistics | Mean by Recitation | Grade Cutoffs | Grade Distribution | |||||||||||||
| Min (%) | 1.94 | Section A | 71.93 | A cutoff | 85.00 | =M + 0.66 Sd | A's | 19 | 21% | |||||||
| Q1 (%) | 52.84 | Mean | 68.37 | Section B | 62.34 | B cutoff | 75.00 | =M + 0.26 Sd | B's | 28 | 31% | |||||
| Q2 (%) | 79.21 | Sdev | 24.96 | Section C | 77.17 | C cutoff | 65.00 | =M - 0.14 Sd | C's | 7 | 8% | |||||
| Q3 (%) | 87.02 | Section D | 74.78 | D cutoff | 52.67 | =M - 0.63 Sd | D's | 10 | 11% | |||||||
| Max (%) | 97.43 | Section E | 62.77 | R's | 25 | 28% | ||||||||||
| Homework Average | ||||||||||||||||
| Homework Statistics | Mean by Recitation | Grade Cutoffs | Grade Distribution | |||||||||||||
| Min (%) | 4.17 | Section A | 71.33 | A cutoff | 85 | =M + 0.43 Sd | A's | 49 | 56% | |||||||
| Q1 (%) | 55.33 | Mean | 71.97 | Section B | 67.91 | B cutoff | 75 | =M + 0.1 Sd | B's | 7 | 8% | |||||
| Q2 (%) | 86.70 | Sdev | 30.19 | Section C | 84.65 | C cutoff | 65 | =M - 0.24 Sd | C's | 3 | 3% | |||||
| Q3 (%) | 95.00 | Section D | 77.48 | D cutoff | 50 | =M - 0.73 Sd | D's | 10 | 11% | |||||||
| Max (%) | 99.14 | Section E | 67.74 | R's | 19 | 22% | ||||||||||
| Exam #1 | ||||||||||||||||
| Exam Statistics | Mean by Recitation | Grade Cutoffs | Grade Distribution | |||||||||||||
| Min (%) | 9 | Section A | 80.31 | A cutoff | 90 | =M + 0.56 Sd | A's | 35 | 39% | |||||||
| Q1 (%) | 70 | Mean | 80.42 | Section B | 74.43 | B cutoff | 80 | =M - 0.03 Sd | B's | 22 | 25% | |||||
| Q2 (%) | 86 | Sdev | 16.99 | Section C | 82.78 | C cutoff | 70 | =M - 0.62 Sd | C's | 11 | 12% | |||||
| Q3 (%) | 93 | Section D | 83.00 | D cutoff | 60 | =M - 1.21 Sd | D's | 14 | 16% | |||||||
| Max (%) | 99 | Section E | 82.04 | R's | 7 | 8% | ||||||||||
| Exam #2 | ||||||||||||||||
| Exam Statistics | Mean by Recitation | Grade Cutoffs | Grade Distribution | |||||||||||||
| Min (%) | 0 | Section A | 73.62 | A cutoff | 85 | =M + 0.43 Sd | A's | 37 | 46% | |||||||
| Q1 (%) | 64 | Mean | 75.65 | Section B | 75.83 | B cutoff | 75 | =M - 0.04 Sd | B's | 12 | 15% | |||||
| Q2 (%) | 83 | Sdev | 21.57 | Section C | 76.11 | C cutoff | 65 | =M - 0.5 Sd | C's | 10 | 13% | |||||
| Q3 (%) | 92 | Section D | 71.44 | D cutoff | 50 | =M - 1.19 Sd | D's | 10 | 13% | |||||||
| Max (%) | 100 | Section E | 77.10 | R's | 11 | 14% | ||||||||||
| Exam #3 | ||||||||||||||||
| Exam Statistics | Mean by Recitation | Grade Cutoffs | Grade Distribution | |||||||||||||
| Min (%) | 30 | Section A | 67.50 | A cutoff | 80 | =M + 0.5 Sd | A's | 26 | 36% | |||||||
| Q1 (%) | 63 | Mean | 71.80 | Section B | 60.80 | B cutoff | 70 | =M - 0.11 Sd | B's | 14 | 19% | |||||
| Q2 (%) | 73 | Sdev | 16.37 | Section C | 75.38 | C cutoff | 60 | =M - 0.73 Sd | C's | 19 | 26% | |||||
| Q3 (%) | 86 | Section D | 71.88 | D cutoff | 50 | =M - 1.34 Sd | D's | 4 | 6% | |||||||
| Max (%) | 99 | Section E | 74.53 | R's | 9 | 13% | ||||||||||
| Final Exam | ||||||||||||||||
| Exam Statistics | Mean by Recitation | Grade Cutoffs | Grade Distribution | |||||||||||||
| Min (%) | Section A | A cutoff | A's | |||||||||||||
| Q1 (%) | Mean | Section B | B cutoff | B's | ||||||||||||
| Q2 (%) | Sdev | Section C | C cutoff | C's | ||||||||||||
| Q3 (%) | Section D | D cutoff | D's | |||||||||||||
| Max (%) | Section E | R's | ||||||||||||||