Electrical Engineering 20N - Fall 2012 - Babak Ayazifar
Uses a grading system that is clearly defined and equitable
Number of Respondents
251
Mean
3.9
Standard Deviation
1.1
Median
4.0
95% Confidence Interval
3.9 ± 0.1
Max
5.0
Frequency Distribution
| 1 | 9 (3.6%) |
|---|---|
| 2 | 22 (8.8%) |
| 3 | 40 (15.9%) |
| 4 | 85 (33.9%) |
| 5 | 88 (35.1%) |
| N/A | 3 (1.2%) |
| Omit | 4 (1.6%) |