18. QuickVote. TalkBack Live, a production of CNN, conducted on-line surveys on

Question

18. QuickVote. TalkBack Live, a production of CNN, conducted on-line surveys on various issues. One survey, called a QuickVote, of 680 people asked “Would you vote for a third-party candidate?” Of the 680 people surveyed, 608 (89.4%) responded “yes” and 72 (10.6%) responded “no.” Beneath the vote tally, the following statement regarding the sampling procedure was found: This QuickVote is not scientific and reflects the opinions of only those Internet users who have chosen to Chapter 1 Review Problems 33 participate. The results cannot be assumed to represent the opinions of Internet users in general, nor the public as a whole. The QuickVote sponsor is not responsible for content, functionality or the opinions expressed therein. Discuss the preceding statement in light of what you have learned in this chapter.

Explanation / Answer

So, there is a bias in conducting this survey.

First, it said this QuickVote is not scientific and reflects the opinions of only those Internet users who have chosen to Chapter 1 Review Problems 33 participate. So, the sample size is pretty skewed to only specific people and thus not representative of whole target population.

Second, Polling (surveying) does play an important role only if sample taken is genuine and relatable to the population. This doesnt even represent a holistic set of Internet users let alone non internet users.

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