When constructing a confidence interval,as the confidence level required in estimating the mean increases,the width of the confidence interval ______________.
A)Stays the same
B)Decreases
C)Increases

Question

Quizplus · Accepted Answer

As the confidence level required in estimating the mean increases, the width of the confidence interval increases as well. This is because a higher confidence level means we need to be more certain about the range in which the true population mean lies, and this requires a wider interval.

When Constructing a Confidence Interval,as the Confidence Level Required in Estimating