If All Possible Samples of Size N Are Drawn from an Infinite

Multiple Choice

If all possible samples of size n are drawn from an infinite population with a mean of $\mu$ and a standard deviation of $\text { ? }$
,then the standard error of the sample mean is inversely proportional to:

A) ?
B) $\sqrt { \mathrm { n } }$
C) ?
D) n.