Intro Stats
4th Edition
ISBN: 9780321825278
Author: Richard D. De Veaux, Paul F. Velleman, David E. Bock
Publisher: PEARSON
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Textbook Question
Chapter 10, Problem 34E
Survey questions Examine each of the following questions for possible bias. If you think the question is biased, indicate how and propose a better question.
- a) Should companies that pollute the environment be compelled to pay the costs of cleanup?
- b) Given that 18-year-olds are old enough to vote and to serve in the military, is it fair to set the drinking age at 21?
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Students have asked these similar questions
Please answer and assist on questions J, K, L
Thank you.
Employees at Sherman Inc. were given a survey about their current habits. One of the questions asks how often the employees use public transportation. They can choose one of the following responses for the survey.
Always
Very Often
Fairly Often
Sometimes
Almost Never
Never
Which of the following could affect the results of the survey?
A.
The answer choices could be interpreted differently by different employees.
B.
The question covers a wide range of viewpoints.
C.
The results could be flawed because the sample population was too large.
D.
The survey is biased because it is only being taken by current employees.
Based solely on the information given, do you have reason to question the results of the following hypothetical study? Explain your reasoning.
A study by a conservative foundation is designed to assess a new Democratic spending plan.
Question content area bottom
Part 1
Is there reason to question the results? Select all that apply.
A.
Yes, there is reason. The variables that were measured are not identified.
B.
Yes, there is reason. It makes sense that a Democratic spending plan would be studied by a conservative foundation.
C.
No, there is not reason. There is no bias in the study.
D.
Yes, there is reason. There is a possibility of bias in the study.
E.
No, there is not reason. It is unlikely that there are any confounding variables in the study.
F.
No, there is not reason. The goal of the study is clear.
Chapter 10 Solutions
Intro Stats
Ch. 10.2 - Various claims are often made for surveys. Why is...Ch. 10.4 - We need to survey a random sample of the 300...Ch. 10 - Texas AM Administrators at Texas AM University...Ch. 10 - Satisfied workers The managers of a large company...Ch. 10 - AM again The president of the university plans a...Ch. 10 - Satisfied respondents The companys annual report...Ch. 10 - Sampling students A professor teaching a large...Ch. 10 - Sampling satisfaction A company hoping to assess...Ch. 10 - Sampling AM students For each scenario, identify...Ch. 10 - Satisfactory satisfaction samples For each...
Ch. 10 - Survey students What problems do you see with...Ch. 10 - Happy employees The company plans to have the head...Ch. 10 - Student samples The university administration of...Ch. 10 - Surveying employees The company of Exercise 2 is...Ch. 10 - Roper Through their Roper Reports Worldwide, GfK...Ch. 10 - Student center survey For their class project, a...Ch. 10 - Drug tests Major League Baseball tests players to...Ch. 10 - Prob. 16ECh. 10 - In Exercises 17 to 23, for the reports about...Ch. 10 - Prob. 18ECh. 10 - Prob. 19ECh. 10 - Prob. 20ECh. 10 - In Exercises 17 to 23, for the reports about...Ch. 10 - In Exercises 17 to 23, for the reports about...Ch. 10 - In Exercises 17 to 23, for the reports about...Ch. 10 - Mistaken poll A local TV station conducted a...Ch. 10 - Another mistaken poll Prior to the mayoral...Ch. 10 - Parent opinion, part 1 In a large city school...Ch. 10 - Parent opinion, part 2 Lets revisit the school...Ch. 10 - Prob. 28ECh. 10 - Prob. 29ECh. 10 - Roller coasters An amusement park has opened a new...Ch. 10 - Playground, act two The survey described in...Ch. 10 - Wording the survey Two members of the PTA...Ch. 10 - Banning ephedra An online poll on a website asked:...Ch. 10 - Survey questions Examine each of the following...Ch. 10 - More survey questions Examine each of the...Ch. 10 - Phone surveys Any time we conduct a survey, we...Ch. 10 - Cell phone survey What about drawing a random...Ch. 10 - Fuel economy Occasionally, when I fill my car with...Ch. 10 - Prob. 40ECh. 10 - Prob. 41ECh. 10 - Quality control Sammys Salsa, a small local...Ch. 10 - A fish story Concerned about reports of discolored...Ch. 10 - Prob. 44ECh. 10 - More sampling methods Consider each of these...
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