Concept explainers
(a)
To find out which result is closest to the truth and why.
(a)
Answer to Problem 5.74E
The last group would probably be the most accurate.
Explanation of Solution
The last group would probably be the most accurate because the survey was conducted anonymously. The respondents therefore think that there is less of a chance for there to be legal repercussions if the surveyors have no idea who gave what response.
(b)
To explain two examples of behavior we think will be under reported in a telephone survey.
(b)
Explanation of Solution
Any kind of sensitive material could be underrepresented. For example, women could lie about whether or not they had an abortion and people could lie about whether or not they drank while underage.
Chapter 5 Solutions
Statistics Through Applications
Additional Math Textbook Solutions
Statistics for Psychology
Intro Stats, Books a la Carte Edition (5th Edition)
Statistical Reasoning for Everyday Life (5th Edition)
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