In regard to the outcome of a poll, as the confidence level increases,
A) The more difficult it becomes to avoid atypical cases.
B) The standard deviation becomes smaller.
C) The margin of error increases.
D) The standard deviation becomes greater.
E) The margin of error decreases.

Question

Quizplus · Accepted Answer

As the confidence level increases, it means we want to be more certain about our estimates. To achieve this, we widen the range of our confidence interval, which directly increases the margin of error.

In Regard to the Outcome of a Poll, as the Confidence