Computer Science 170 - Fall 2009 - Christos Papadimitriou

Uses visual aids and blackboards effectively

Number of Respondents
68
Mean
4.4
Standard Deviation
0.8
Median
5.0
95% Confidence Interval
4.4 ± 0.2
Max
5.0
Frequency Distribution
1 1 (1.5%)
2 1 (1.5%)
3 7 (10.3%)
4 20 (29.4%)
5 39 (57.4%)
N/A 0 (0.0%)
Omit 0 (0.0%)
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