Under which of the following circumstances is it impossible to construct a confidence interval for the population mean? $\begin{array}{|l|l|}
\hline A&\text {A non-normal population with a large sample and an unknown population variance. }\
\hline B&\text {A normal population with a large sample and a known population variance. }\
\hline C&\text {A non-normal population with a small sample and an unknown population variance. }\
\hline D&\text { A normal population with a small sample and an unknown population variance.}\
\hline
\end{array}$

Question

Under which of the following circumstances is it impossible to construct a confidence interval for the population mean? $\begin{array}{|l|l|}
\hline  A&\text {A non-normal population with a large sample and an unknown population variance.  }\
\hline  B&\text {A normal population with a large sample and a known population variance.  }\
\hline  C&\text {A non-normal population with a small sample and an unknown population variance.  }\
\hline  D&\text { A normal population with a small sample and an unknown population variance.}\
\hline 
\end{array}$

Quizplus · Accepted Answer

The Answer of Under which of the following circumstances is it impossible to construct a confidence interval for the population mean? $\begin{array}{|l|l|}
\hline  A&\text {A non-normal population with a large sample and an unknown population variance.  }\
\hline  B&\text {A normal population with a large sample and a known population variance.  }\
\hline  C&\text {A non-normal population with a small sample and an unknown population variance.  }\
\hline  D&\text { A normal population with a small sample and an unknown population variance.}\
\hline 
\end{array}$

Under Which of the Following Circumstances Is It Impossible to Construct