Computer Science 188 - Spring 1999 - Robert Wilensky

Uses a grading system that is clearly defined and equitable

Number of Respondents
44
Mean
2.8
Standard Deviation
1.2
Median
3.0
95% Confidence Interval
2.8 ± 0.4
Max
5.0
Frequency Distribution
1 6 (13.6%)
2 8 (18.2%)
3 11 (25.0%)
4 10 (22.7%)
5 2 (4.5%)
N/A 2 (4.5%)
Omit 5 (11.4%)
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