Electrical Engineering 20N - Fall 2009 - Babak Ayazifar

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Number of Respondents
191
Mean
2.8
Standard Deviation
1.4
Median
3.0
95% Confidence Interval
2.8 ± 0.2
Max
5.0
Frequency Distribution
1 36 (18.8%)
2 37 (19.4%)
3 35 (18.3%)
4 31 (16.2%)
5 26 (13.6%)
N/A 23 (12.0%)
Omit 3 (1.6%)
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