In a sample survey of professors at the University of Nebraska, 94% of them described themselves...
In a sample survey of professors at the University of Nebraska, 94% of them described themselves as "above average" teachers. b) Based on the information provided, can we conclude that the study suffers from sampling bias? why or why not?
Is this study biased or not?
Homework Answers
B.
Yes,
because our sample only contains the professors and not students and a professor is more likely to rate himself better than a student.
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In a sample survey of professors at the University of Nebraska,
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