Find the standard deviation for the given sample data. Round your answer to one more decimal place than is present in
the original data.
-The manager of an electrical supply store measured the diameters of the rolls of wire in the inventory. The diameters of the rolls (in meters) are listed below. $$\begin{array} { l l l l l l l }
0.151 & 0.303 & 0.195 & 0.122 & 0.549 & 0.642 & 0.497
\end{array}$$
A) 0.122 m
B) 1.1281 m
C) 0.2099 m
D) 0.8638 m

Question

Find the standard deviation for the given sample data. Round your answer to one more decimal place than is present in
the original data.
-The manager of an electrical supply store measured the diameters of the rolls of wire in the inventory. The diameters of the rolls (in meters) are listed below. $$\begin{array} { l l l l l l l } 
0.151 & 0.303 & 0.195 & 0.122 & 0.549 & 0.642 & 0.497
\end{array}$$
A) 0.122 m
B) 1.1281 m
C) 0.2099 m
D) 0.8638 m

Quizplus · Accepted Answer

Using a calculator or spreadsheet, we can find that the sample mean is 0.358 and the sample standard deviation is 0.198142. Rounding to one more decimal place than is present in the original data, the answer is 0.2099. Therefore, the best choice is C.

Find the Standard Deviation for the Given Sample Data 0.1510.3030.1950.1220.5490.6420.497\begin{array} { l l l l l l l } 0.151 & 0.303 & 0.195 & 0.122 & 0.549 & 0.642 & 0.497\end{array}0.151​0.303​0.195​0.122​0.549​0.642​0.497​

Find the Standard Deviation for the Given Sample Data $\begin{array} { l l l l l l l } 0.151 & 0.303 & 0.195 & 0.122 & 0.549 & 0.642 & 0.497\end{array}$