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ID: 3041387 • Letter: C
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Course Home 0 Secure | https://www.mathxl.com/Student/PlayerTest.aspx?testid=176152985¢erwin;=yes : Apps P N o G Course HomeZScore top Calcula, D z score % I 1/31/18 9:57 PM Time Remaining: 00 44 14 Submit Quiz This Question: 3 pts 2015 (4 complete) | This Quiz: 25 pts possible A local TV station conducted a"Puse Poll about the upcoming mayoral election. Evening news viewers ware invited to text in their votas, with the results being announced on the late-night news. Based on the texts, the station predicted that the current mayor would win the election with 52% of the vote. They were wrong and the mayor lost getting only 40% of the ote Do you think tine staton's fault predction is more lice y to be a result of bias or sampling error? Expl n Choose th co rect answer below OA. he staton's teulty predicion is a resut ot bies. Ihe IV stahon could select which vates to count wnen predcting the winner ot the mayoral elechon, which would skew the projected resuts trom the real resuts B The station's fa lly x ici rus a esult rs mp ng ro Th s m pir m hod suggests that lhal he sa ' lu should be represenla c thvole s and th n th s p for rr d p' purly. Thus the san p : to ariple dit ren es r' be allribut to s mpir arbility O C. The staton's feulty preciction is a resuit of biss. Only people watching the news will respond, and their preference mey differ from that of other voters. The samping method may systematically produce samples thst do not represent the population of interest O D. The station's faulty preaicticn is a resut of samping eror The description of the sampling method suggests at samples shouk be representative of the viewers of the TV station However not every viewer wil text in their vote for the mayoral election Click to select your answer 9:57 PM Type here to search 1/31/2018Explanation / Answer
D) The Stations faulty prediction is a result of the sampling error. Not all viewers will text their vote for the mayor election. Some might disagree/agree and choose not to send their vote.