From the following grouped data, find the sample standard deviation.
$$\begin{array} { | l | l | l | l | }
\hline \text { Interval } & \text { Midpoint } x & \text { Frequency } f & \text { Product } x f \
\hline 42.5 - 51.5 & & 12 & \
\hline 51.5 - 60.5 & & 15 & \
\hline 60.5 - 69.5 & & 18 & \
\hline 69.5 - 78.5 & & 27 & \
\hline 78.5 - 87.5 & & 6 & \
\hline 87.5 - 96.5 & & 3 & \
\hline
\end{array}$$
Please round your answer to the nearest whole number, if necessary.

Question

From the following grouped data, find the sample standard deviation.
  $$\begin{array} { | l | l | l | l | } 
\hline \text { Interval } & \text { Midpoint } x & \text { Frequency } f & \text { Product } x f \
\hline 42.5 - 51.5 & & 12 & \
\hline 51.5 - 60.5 & & 15 & \
\hline 60.5 - 69.5 & & 18 & \
\hline 69.5 - 78.5 & & 27 & \
\hline 78.5 - 87.5 & & 6 & \
\hline 87.5 - 96.5 & & 3 & \
\hline
\end{array}$$  
Please round your answer to the nearest whole number, if necessary.

Quizplus · Accepted Answer

The Answer of From the following grouped data, find the sample standard deviation.
  $$\begin{array} { | l | l | l | l | } 
\hline \text { Interval } & \text { Midpoint } x & \text { Frequency } f & \text { Product } x f \
\hline 42.5 - 51.5 & & 12 & \
\hline 51.5 - 60.5 & & 15 & \
\hline 60.5 - 69.5 & & 18 & \
\hline 69.5 - 78.5 & & 27 & \
\hline 78.5 - 87.5 & & 6 & \
\hline 87.5 - 96.5 & & 3 & \
\hline
\end{array}$$  
Please round your answer to the nearest whole number, if necessary.

From the Following Grouped Data, Find the Sample Standard Deviation