Find the standard deviation of the data summarized in the given frequency distribution.
-The test scores of 40 students are summarized in the frequency distribution below. Find the standard deviation. $$\begin{array} { c | c }
\text { Score } & \text { Students } \
\hline 50 - 59 & 6 \
60 - 69 & 6 \
70 - 79 & 5 \
80 - 89 & 6 \
90 - 99 & 17
\end{array}$$
A) 13.9
B) 16.2
C) 14.6
D) 15.4

Question

Find the standard deviation of the data summarized in the given frequency distribution.
-The test scores of 40 students are summarized in the frequency distribution below. Find the standard deviation. $$\begin{array} { c | c } 
\text { Score } & \text { Students } \
\hline 50 - 59 & 6 \
60 - 69 & 6 \
70 - 79 & 5 \
80 - 89 & 6 \
90 - 99 & 17
\end{array}$$
A) 13.9
B) 16.2
C) 14.6
D) 15.4

Quizplus · Accepted Answer

The Answer of Find the standard deviation of the data summarized in the given frequency distribution.
-The test scores of 40 students are summarized in the frequency distribution below. Find the standard deviation. $$\begin{array} { c | c } 
\text { Score } & \text { Students } \
\hline 50 - 59 & 6 \
60 - 69 & 6 \
70 - 79 & 5 \
80 - 89 & 6 \
90 - 99 & 17
\end{array}$$
A) 13.9
B) 16.2
C) 14.6
D) 15.4

Find the Standard Deviation of the Data Summarized in the Given