If a national survey finds candidate A leads candidate B by 5 percent in the upcoming election
And the margin of error in the survey is 3 percent,it means that
A)candidate A leads candidate B by exactly 5 percentage points.
B)candidate A leads candidate B by anywhere between 2 and 8 percentage points.
C)candidate A leads candidate B by exactly 3 percentage points.
D)candidate A and candidate B are statistically tied.

Question

Quizplus · Accepted Answer

The margin of error indicates that the actual difference between Candidate A and Candidate B's support could be up to 3 percentage points higher or lower than the survey result. Therefore, A could be leading B by anywhere between 2 and 8 percentage points, making B's support within the margin of error and not statistically significant enough to be considered a tie.

If a National Survey Finds Candidate a Leads Candidate B