The width of a confidence interval estimate of the population mean widens when the: $\begin{array}{|l|l|}
\hline A&\text {level of confidence increases. }\
\hline B&\text {sample size increases. }\
\hline C&\text {population standard deviation decreases. }\
\hline D&\text {Sample mean gets further from the population mean. }\
\hline
\end{array}$

Question

The width of a confidence interval estimate of the population mean widens when the: $\begin{array}{|l|l|}
\hline  A&\text {level of confidence increases. }\
\hline  B&\text {sample size increases. }\
\hline  C&\text {population standard deviation decreases. }\
\hline  D&\text {Sample mean gets further from the population mean. }\
\hline 
\end{array}$

Quizplus · Accepted Answer

The Answer of The width of a confidence interval estimate of the population mean widens when the: $\begin{array}{|l|l|}
\hline  A&\text {level of confidence increases. }\
\hline  B&\text {sample size increases. }\
\hline  C&\text {population standard deviation decreases. }\
\hline  D&\text {Sample mean gets further from the population mean. }\
\hline 
\end{array}$

The Width of a Confidence Interval Estimate of the Population