When the sample size and the sample proportion $\hat { p }$
Remain the same,a 90 percent confidence interval for a population proportion p will be ______________ the 99 percent confidence interval for p.
A)Wider than
B)Narrower than
C)Equal to

Question

Quizplus · Accepted Answer

A 90 percent confidence interval is narrower than a 99 percent confidence interval because a lower confidence level requires a smaller margin of error.

When the Sample Size and the Sample Proportion p^\hat { p }p^​

When the Sample Size and the Sample Proportion $\hat { p }$