The _______ confidence interval for the population mean is always wider than the _______ confidence interval for the population mean.
A) 99%; 95%
B) 95%; 99%
C) both of these
D) none of these

Question

Quizplus · Accepted Answer

A 99% confidence interval is wider than a 95% confidence interval because it requires capturing more of the data to be more confident, thus extending the range of values.

The _______ Confidence Interval for the Population Mean Is Always