Electrical Engineering 20N - Fall 2010 - Babak Ayazifar
Uses a grading system that is clearly defined and equitable
Number of Respondents
180
Mean
3.6
Standard Deviation
1.1
Median
4.0
95% Confidence Interval
3.6 ± 0.2
Max
5.0
Frequency Distribution
| 1 | 9 (5.0%) |
|---|---|
| 2 | 21 (11.7%) |
| 3 | 43 (23.9%) |
| 4 | 68 (37.8%) |
| 5 | 38 (21.1%) |
| N/A | 0 (0.0%) |
| Omit | 1 (0.6%) |