Election 2012 During the spring of 2010, thenews media were already conducting opinion

Chapter 1, Problem 12

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Election 2012 During the spring of 2010, thenews media were already conducting opinion polls thattracked the fortunes of the major candidates hoping tobecome the president of the United States. One suchpoll conducted by CNN/Opinion Research CorporationPoll showed the following results:1If Barack Obama were the Democratic Partys candidate and[see below] were the Republican Partys candidate, who wouldyou be more likely to vote for: Obama, the Democrat, or [seebelow], the Republican? If unsure: As of today, who do youlean more toward?Barack Mitt Neither4/911/10 Obama (D) Romney (R) (vol.)% %%53 45 1MikeBarack Huckabee Neither4/911/10 Obama (D) (R) (vol.)% %%54 45 1Barack Sarah Neither4/911/10 Obama (D) Palin (R) (vol.)% %%55 42 3Barack Newt Neither4/911/10 Obama (D) Gingrich (R) (vol.)% %%55 43 1 The results were based on a sample taken April 911,2010, of 907 registered voters nationwide.a. If the pollsters were planning to use these results topredict the outcome of the 2012 presidentialelection, describe the population of interest to them.b. Describe the actual population from which thesample was drawn.c. Some pollsters prefer to select a sample of likelyvoters. What is the difference between registeredvoters and likely voters? Why is this important?d. Is the sample selected by the pollsters representativeof the population described in part a? Explain.