Find the standard deviation for the given sample data. Round your answer to one more_ decimal place than the original data. $$\begin{array} { l l l l l l l l l }
18 & 18 & 18 & 9 & 15 & 5 & 10 & 5 & 15
\end{array}$$
A)5.1
B)5.4
C)1.6
D)5.8

Question

Find the standard deviation for the given sample data. Round your answer to one more_ decimal place than the original data. $$\begin{array} { l l l l l l l l l } 
18 & 18 & 18 & 9 & 15 & 5 & 10 & 5 & 15
\end{array}$$
A)5.1
B)5.4
C)1.6
D)5.8

Quizplus · Accepted Answer

The sample standard deviation is calculated by first finding the mean, then the squared differences from the mean, averaging those, and taking the square root. The mean is 12.56, the squared differences average to 29.06, and the square root is approximately 5.4.

Find the Standard Deviation for the Given Sample Data 181818915510515\begin{array} { l l l l l l l l l } 18 & 18 & 18 & 9 & 15 & 5 & 10 & 5 & 15\end{array}18​18​18​9​15​5​10​5​15​

Find the Standard Deviation for the Given Sample Data $\begin{array} { l l l l l l l l l } 18 & 18 & 18 & 9 & 15 & 5 & 10 & 5 & 15\end{array}$