Analyze Data of Quantitative Variables A) $3143
B) $44

Analyze data of quantitative variables.
-The following table shows closing share prices for a small sample of companies. The
Standard deviation in closing share prices is $$\begin{array} { | l | c | } \hline \text { COMPANY } & \text { CLOSING SHARE PRICE - 08/07 } \\\hline \text { 3M Dental Products } & 86.95 \\\hline \text { Tyco Electronics Power Systems } & 47.45 \\\hline \text { Kyocera America Inc. } & 94.10 \\\hline \text { Pfizer Inc. } & 22.39 \\\hline \text { Xerox Company } & 17.56 \\\hline \text { Northrop Grumman Corporation } & 75.81 \\\hline \text { Lockheed Martin Maritime Systems } & 100.17 \\\hline \text { Sony DADC } & 51.91 \\\hline \text { Matsushita Electronic Components } & 17.91 \\\hline \text { Foster Wheeler Environmental Corp. } & 55.67 \\\hline\end{array}$$

A) $31.43.
B) $44.65.
C) $56.99.
D) $62.19.
E) $75.77.