A 95% confidence interval estimate for a population mean $\mu$ is determined to be 43.78 to 52.19. If the confidence level is decreased to 90%, the confidence interval$\mu$ : $\begin{array}{|l|l|}
\hline A&\text {becomes wider. }\
\hline B&\text {remains the same. }\
\hline C&\text {becomes narrower. }\
\hline D&\text {None of these choices are correct. }\
\hline
\end{array}$

Question

A 95% confidence interval estimate for a population mean $\mu$  is determined to be 43.78 to 52.19. If the confidence level is decreased to 90%, the confidence interval$\mu$ : $\begin{array}{|l|l|}
\hline  A&\text {becomes wider. }\
\hline  B&\text {remains the same. }\
\hline  C&\text {becomes narrower. }\
\hline  D&\text {None of these choices are correct. }\
\hline 
\end{array}$

Quizplus · Accepted Answer

The Answer of A 95% confidence interval estimate for a population mean $\mu$  is determined to be 43.78 to 52.19. If the confidence level is decreased to 90%, the confidence interval$\mu$ : $\begin{array}{|l|l|}
\hline  A&\text {becomes wider. }\
\hline  B&\text {remains the same. }\
\hline  C&\text {becomes narrower. }\
\hline  D&\text {None of these choices are correct. }\
\hline 
\end{array}$

A 95% Confidence Interval Estimate for a Population Mean μ\muμ Is Determined to Be 43

A 95% Confidence Interval Estimate for a Population Mean $\mu$ Is Determined to Be 43