In a sample survey of professors at the University of Nebraska, 94% of them described themselves as
Question:
In a sample survey of professors at the University of Nebraska, 94% of them described themselves as ‘‘above average” teachers.
(a) What is the sample? What is the population?
(b) Based on the information provided, can we conclude that the study suffers from sampling bias?
(c) Is 94% a good estimate for the percentage of above-average teachers at the University of Nebraska? If not, why not?
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a The sample is the survey participants the population is all professors at th...View the full answer
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Related Book For
Statistics Unlocking The Power Of Data
ISBN: 9780470601877
1st Edition
Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock
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