Find the standard deviation of the data summarized in the given frequency distribution.
-The heights of a group of professional basketball players are summarized in the frequency distribution below. Find the standard deviation. Round your answer to one decimal place. $\begin{array}{l}
\text { Height (in.) Frequency }\
\begin{array}{lr}
70-71 & 3 \
72-73 & 7 \
74-75 & 16 \
76-77 & 12 \
78-79 & 10 \
80-81 & 4 \
82-83 & 1
\end{array}
\end{array}$
A) 3.3 in.
B) 3.2 in.
C) 2.9 in.
D) 2.8 in.

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The Answer of Find the standard deviation of the data summarized in the given frequency distribution.
-The heights of a group of professional basketball players are summarized in the frequency distribution below. Find the standard deviation. Round your answer to one decimal place. $\begin{array}{l}
\text { Height (in.) Frequency }\
\begin{array}{lr}
70-71 & 3 \
72-73 & 7 \
74-75 & 16 \
76-77 & 12 \
78-79 & 10 \
80-81 & 4 \
82-83 & 1
\end{array}
\end{array}$
A) 3.3 in.
B) 3.2 in.
C) 2.9 in.
D) 2.8 in.

Find the Standard Deviation of the Data Summarized in the Given