Computer Science 169 - Spring 2000 - Doug Tygar

Uses visual aids and blackboards effectively

Number of Respondents
28
Mean
3.6
Standard Deviation
0.9
Median
4.0
95% Confidence Interval
3.6 ± 0.3
Max
5.0
Frequency Distribution
1 0 (0.0%)
2 3 (10.7%)
3 10 (35.7%)
4 10 (35.7%)
5 4 (14.3%)
N/A 1 (3.6%)
Omit 0 (0.0%)
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