Using the Following Frequency Distribution:
NUMBER OF BROTHERS AND SISTERS

using the following frequency distribution:
NUMBER OF BROTHERS AND SISTERS
$\begin{array}{l}\text { } \\\begin{array}{|l|l|}\hline \text { \(~~ ~~~\) \(~~ ~~~\) \(~~ ~\) \(~~ ~~~\) } & Frequency \\\hline \text { \(~~ ~~~\) \(~~ ~~~\) } 1& 6 \\ \text { \(~~ ~~~\) \(~~ ~~~\) } 2 & 2 \\ \text { \(~~ ~~~\) \(~~ ~~~\) } 3 & 3 \\ \text { \(~~ ~~~\) \(~~ ~~~\) } 4 & 5 \\ \text { \(~~ ~~~\) \(~~ ~~~\) } 5 & 1 \\ \text { Total } & 17 \\ \hline\end{array}\end{array}$
-What is the standard deviation?

A) 2.7
B) 4.4
C) 7.5
D) 19