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First, re-read the following sections in Chapter 6 and Chapter 8: “How We Form Political Opinions” (pages 170-179), “Measuring Public Opinion Is Crucial to Understanding It” (pages 182-188), and “Party Identification and Polarization Guide Voters” (pages 238-245).
Next, click here Download click here to access the public opinion poll.
Use the information in the textbook and this poll to answer the following questions.
Questions:
1. Which organizations conducted the poll? 2pts.
2. When were interviews conducted? 2pts.
3. How many adults were surveyed? 2pts.
4. Define selection bias. 2pts.
5. Read through the explanation of how the survey was conducted (page 1 of pdf). Do you think selection bias could be present in this poll? Explain your answer. 5pts.
6. Define sampling error (or margin of error). 2pts.
7. What is the margin of error (MOE) for the sample of national adults in the survey? 2pts.
Note: The MOE is mentioned on page 1 of the pdf. Look where it says, “The results are statistically significant within +/-_____ percentage points.”
8. According to the results on page three of the pdf (labeled as page 1), what percent of national adults approve/disapprove of the job Job Biden is doing as president? 2pts.
9. Apply the margin of error to the results above. Using the margin of error, what is the range of national adults that approve/disapprove of the job Job Biden is doing as president? Show your work. 5pts.
10. Based on the results above, can we confidently say that more adults approve/disapprove of the job Joe Biden is doing as president? Explain your answer. 2pts.
11. According to the results on page three of the pdf (labeled as page 1), what percent of Democrats approve of the job Joe Biden is doing as president? What percent of Republicans approve? 2pts.
12. According to the results on page three of the pdf (labeled as page 1), what percent of national adults residing in the Northeast approve of the job Joe Biden is doing as president? What percent of national adults residing in the South approve? 2pts.
13. According to the results on page three of the pdf (labeled as page 1), what percent of women approve of the job Joe Biden is doing as president? What percent of men approve? 2pts.
14. Do the results in the above questions–as well as the other demographic breakdowns reported in the survey–correspond to the cleavages in public opinion and party identification outlined in Chapters 6 and 8 of the textbook? In other words, is President Biden finding his highest/lowest levels of support in the demographic groups we would expect? Explain your answer. 5pts.
15. Read through the remaining questions in the survey. Find one question that you think might contain error related to question wording. Explain why you think this question might contain error. 5pts
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