Find the standard deviation for the given data. Round your answer to one more decimal place than the original data.
-The numbers listed below represent the amount of money that Tom has saved in each of the last 8 months. $\begin{array} { l l l l l l l l } \$ 278 & \$ 441 & \$ 244 & \$ 384 & \$ 337 & \$ 348 & \$ 362 & \$ 207 \end{array}$
Compute the standard deviation.
A) $\$ 887,323.0$
B) $\$ 272.0$
C) $\$ 77.2$
D) $\$ 845,650.1$

Question

Quizplus · Accepted Answer

To find the standard deviation, first calculate the mean (average) of the data, then find the variance by averaging the squared differences from the mean, and finally take the square root of the variance. The correct calculation leads to a standard deviation of approximately $77.2.

Find the Standard Deviation for the Given Data $278$441$244$384$337$348$362$207\begin{array} { l l l l l l l l } \$ 278 & \$ 441 & \$ 244 & \$ 384 & \$ 337 & \$ 348 & \$ 362 & \$ 207 \end{array}$278​$441​$244​$384​$337​$348​$362​$207​

Find the Standard Deviation for the Given Data $\begin{array} { l l l l l l l l } \$ 278 & \$ 441 & \$ 244 & \$ 384 & \$ 337 & \$ 348 & \$ 362 & \$ 207 \end{array}$