"If Barack Obama were the Democratic Party's candidate and [see below] were the Republican Party's candidate, who would you be more likely to vote for: Obama, the Democrat, or [see below], the Republican?" If unsure: "As of today, who do you lean more toward?" Barack Mitt Neither Obama (D) Romney (R) (vol.) 4/9–11/10 53 45 1 Mike Barack Huckabee Neither Obama (D) (R) (vol.) 4/9–11/10 54 45 Barack Sarah Neither Palin (R) Obama (D) (vol.) 4/9–11/10 42 55 3 Barack Newt Neither Obama (D) Gingrich (R) (vol.) 4/9–11/10 55 43 Source: www.pollingreport.com
During the spring of 2010, the news media were already conducting opinion polls that tracked the fortunes of the major candidates hoping to become the president of the United States. One such poll conducted by CNN/Opinion Research Corporation Poll showed the following results:1
Please see the attachment for details:
The results were based on a sample taken April 9–11,2010, of 907 registered voters nationwide.
a. If the pollsters were planning to use these results to predict the outcome of the 2012 presidential election, describe the population of interest to them.
b. Describe the actual population from which the sample was drawn.
c. Some pollsters prefer to select a sample of “likely” voters. What is the difference between “registeredvoters” and “likely voters”? Why is this important?
d. Is the sample selected by the pollsters representative of the population described in part a? Explain.
!["If Barack Obama were the Democratic Party's candidate and
[see below] were the Republican Party's candidate, who would
you be more likely to vote for: Obama, the Democrat, or [see
below], the Republican?" If unsure: "As of today, who do you
lean more toward?"
Barack
Mitt
Neither
Obama (D)
Romney (R)
(vol.)
4/9–11/10
53
45
1
Mike
Barack
Huckabee
Neither
Obama (D)
(R)
(vol.)
4/9–11/10
54
45
Barack
Sarah
Neither
Palin (R)
Obama (D)
(vol.)
4/9–11/10
42
55
3
Barack
Newt
Neither
Obama (D)
Gingrich (R)
(vol.)
4/9–11/10
55
43
Source: www.pollingreport.com](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9d8e5b3e-5fbb-49f6-a464-1d318990d2ae%2F94f12d10-1fb8-4f7f-af98-8cacbaee06e1%2Frnussu.jpeg&w=3840&q=75)
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