Concept explainers
To find: the correct option on the basis of given information.
Answer to Problem 6PT3
The pull uses voluntary response, so the results tell us little about all American adults.
Explanation of Solution
A part of the population would be omitted if overlooked or under covered. A tool that provides opposite value from the true value is used for estimation or response bias.
Bias for non-response is the result that there are no results in the survey for anyone.
As everyone can only click on the answer to become a member of the survey, it is a voluntary reactivation study and a voluntary reaction survey suffers heavily from a selection bias which means that all American adults are not informed anything by the findings.
Hence, the correct option is (d)
Chapter 10 Solutions
The Practice of Statistics for AP - 4th Edition
Additional Math Textbook Solutions
Intro Stats, Books a la Carte Edition (5th Edition)
Elementary Statistics: Picturing the World (7th Edition)
Basic Business Statistics, Student Value Edition
Statistics: The Art and Science of Learning from Data (4th Edition)
Statistics for Psychology
Elementary Statistics: Picturing the World (6th Edition)
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