Computer Science 260 - Spring 1998 - James A. Landay

Uses a grading system that is clearly defined and equitable

Number of Respondents
13
Mean
4.1
Standard Deviation
0.9
Median
4.0
95% Confidence Interval
4.1 ± 0.5
Max
5.0
Frequency Distribution
1 0 (0.0%)
2 0 (0.0%)
3 3 (23.1%)
4 3 (23.1%)
5 4 (30.8%)
N/A 1 (7.7%)
Omit 2 (15.4%)
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