Frequency distribution of the scores from a mathematics test is given in the table below. Find the sample standard deviation.
$$\begin{array} { | l | l | l | l | }
\hline \text { Interval } & \text { Midpoint } x & \text { Frequency } f & \text { Product } x f \
\hline 58.5 - 65.5 & & 3 & \
\hline 65.5 - 72.5 & & 5 & \
\hline 72.5 - 79.5 & & 8 & \
\hline 79.5 - 86.5 & & 6 & \
\hline 86.5 - 93.5 & & 3 & \
\hline 93.5 - 100.5 & & 5 & \
\hline
\end{array}$$
Please round your answer to the nearest whole number, if necessary.

Question

Frequency distribution of the scores from a mathematics test is given in the table below. Find the sample standard deviation.
  $$\begin{array} { | l | l | l | l | } 
\hline \text { Interval } & \text { Midpoint } x & \text { Frequency } f & \text { Product } x f \
\hline 58.5 - 65.5 & & 3 & \
\hline 65.5 - 72.5 & & 5 & \
\hline 72.5 - 79.5 & & 8 & \
\hline 79.5 - 86.5 & & 6 & \
\hline 86.5 - 93.5 & & 3 & \
\hline 93.5 - 100.5 & & 5 & \
\hline
\end{array}$$  
Please round your answer to the nearest whole number, if necessary.

Quizplus · Accepted Answer

The Answer of Frequency distribution of the scores from a mathematics test is given in the table below. Find the sample standard deviation.
  $$\begin{array} { | l | l | l | l | } 
\hline \text { Interval } & \text { Midpoint } x & \text { Frequency } f & \text { Product } x f \
\hline 58.5 - 65.5 & & 3 & \
\hline 65.5 - 72.5 & & 5 & \
\hline 72.5 - 79.5 & & 8 & \
\hline 79.5 - 86.5 & & 6 & \
\hline 86.5 - 93.5 & & 3 & \
\hline 93.5 - 100.5 & & 5 & \
\hline
\end{array}$$  
Please round your answer to the nearest whole number, if necessary.

Frequency Distribution of the Scores from a Mathematics Test Is