Suppose a poll shows Smith leading Jones by 52 percent to 48 percent for U.S. Senate. What can be said about the results of this poll?
A) If the margin of error is ± 1 percent, then Smith is certainly ahead of Jones.
B) If the margin of error is more than ± 2 percent, then Jones might lead Smith.
C) If the sample is random, then the results of the poll are unimpeachable.
D) If the confidence level is 99 percent, then Smith is certainly ahead of Jones.
E) If the margin of error is ± 3 percent, then Jones is ahead of Smith.

Question

Quizplus · Accepted Answer

With a margin of error of more than ±2 percent, there is a possibility that Jones might actually be leading Smith, given that their percentages are quite close. It is important to note that the sample being random does not ensure the accuracy of the poll results, and the confidence level being 99 percent does not necessarily mean that Smith is certainly ahead of Jones. Finally, there is no indication in the given information that Jones is actually ahead of Smith with a margin of error of ±3 percent.

Suppose a Poll Shows Smith Leading Jones by 52 Percent