The Following Is a List of Annual Salaries (In Dollars)

Multiple Choice

The following is a list of annual salaries (in dollars) for a group of mid-level managers in a large company. $\begin{array} { r r r r } \hline 98,000 & 115,000 & 75,000 & 88,000 \\65,000 & 107,000 & 72,000 & 71,000 \\88,000 & 57,000 & 88,000 & 73,000 \\97,000 & 85,000 & 87,000 & 73,000 \\93,000 & 88,000 & 71,000 & 65,000 \\87,000 & 83,000 & 75,000 & 44,000 \\81,000 & 76,000 & 81,000 & 89,000 \\\hline\end{array}$
-What is the standard deviation of the salaries (rounded to a whole number) ?

A) 81,000
B) 81,111
C) 88,000
D) 14,701