Computer Science 160 - Fall 2000 - James A. Landay
Uses a grading system that is clearly defined and equitable
Number of Respondents
32
Mean
2.6
Standard Deviation
1.2
Median
3.0
95% Confidence Interval
2.6 ± 0.4
Max
5.0
Frequency Distribution
| 1 | 7 (21.9%) |
|---|---|
| 2 | 8 (25.0%) |
| 3 | 8 (25.0%) |
| 4 | 7 (21.9%) |
| 5 | 1 (3.1%) |
| N/A | 0 (0.0%) |
| Omit | 1 (3.1%) |