A population that consists of 250 items has a mean of 37 and a standard deviation of 13. A sample of size 5 is taken at random from this population. The standard error of the sample mean equals (up to three decimal places): $$\begin{array} { | l | l | }
\hline \text { A. } & 1.838 . \
\hline \text { B. } & 1.648 . \
\hline \text { C. } & 0.822 \
\hline \text { D. } & 2.715 . \
\hline
\end{array}$$

Question

A population that consists of 250 items has a mean of 37 and a standard deviation of 13. A sample of size 5 is taken at random from this population. The standard error of the sample mean equals (up to three decimal places): $$\begin{array} { | l | l | } 
\hline \text { A. } & 1.838 . \
\hline \text { B. } & 1.648 . \
\hline \text { C. } & 0.822 \
\hline \text { D. } & 2.715 . \
\hline
\end{array}$$

Quizplus · Accepted Answer

The Answer of A population that consists of 250 items has a mean of 37 and a standard deviation of 13. A sample of size 5 is taken at random from this population. The standard error of the sample mean equals (up to three decimal places): $$\begin{array} { | l | l | } 
\hline \text { A. } & 1.838 . \
\hline \text { B. } & 1.648 . \
\hline \text { C. } & 0.822 \
\hline \text { D. } & 2.715 . \
\hline
\end{array}$$

A Population That Consists of 250 Items Has a Mean