Computer Science 61A - Spring 2012 - Paul Hilfinger

Uses a grading system that is clearly defined and equitable

Number of Respondents
304
Mean
4.2
Standard Deviation
0.9
Median
4.0
95% Confidence Interval
4.2 ± 0.1
Max
5.0
Frequency Distribution
1 2 (0.7%)
2 11 (3.6%)
3 45 (14.8%)
4 88 (28.9%)
5 146 (48.0%)
N/A 1 (0.3%)
Omit 11 (3.6%)
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