The Following Output from MINITAB Presents the Results of a Hypothesis

Multiple Choice

The following output from MINITAB presents the results of a hypothesis test for a population mean $\mu$ .
Test of $m u = 46$ vs. not $= 46$
$\begin{array}{lccccrc}\mathrm{N} & \text { Mean } & \text { StDev } & \text { SE Mean } & 95 \% \text { CI } & \text { T } & \text { P } \\57 & 48.49 & 16.622683 & 2.201728 & (44.07943,52.90057) & 1.130930 & 0.2629\end{array}$

What is the value of $s ?$

A) 5.5
B) 16.622683
C) 0.262905
D) 2.201728