Approximate the sample variance given the following frequency distribution.
$\begin{array} { c c }
\hline \text { Class } & \text { Frequency } \
\hline 0 - 9 & 11 \
10 - 19 & 10 \
20 - 29 & 18 \
30 - 39 & 15 \
40 - 49 & 13 \
\hline
\end{array}$
A)13.5
B)181.5
C)178.8
D)13.4

Question

Approximate the sample variance given the following frequency distribution. 
 $\begin{array} { c c } 
\hline \text { Class } & \text { Frequency } \
\hline 0 - 9 & 11 \
10 - 19 & 10 \
20 - 29 & 18 \
30 - 39 & 15 \
40 - 49 & 13 \
\hline
\end{array}$
A)13.5
B)181.5
C)178.8
D)13.4

Quizplus · Accepted Answer

The Answer of Approximate the sample variance given the following frequency distribution. 
 $\begin{array} { c c } 
\hline \text { Class } & \text { Frequency } \
\hline 0 - 9 & 11 \
10 - 19 & 10 \
20 - 29 & 18 \
30 - 39 & 15 \
40 - 49 & 13 \
\hline
\end{array}$
A)13.5
B)181.5
C)178.8
D)13.4

Approximate the Sample Variance Given the Following Frequency Distribution A)135 B)181

Approximate the Sample Variance Given the Following Frequency Distribution A)135
B)181