For the following frequency distribution assume the data represent a population),
$$\begin{array} { c c }
\text { Class } & \text { Frequency } \
70-79 & 5 \
80-89 & 9 \
90-99 & 11 \
100-109 & 9 \
110-119 & 6
\end{array}$$
a. Compute the mean.
b. Compute the standard deviation.

Question

For the following frequency distribution assume the data represent a population),
 $$\begin{array} { c c } 
\text { Class } & \text { Frequency } \
70-79 & 5 \
80-89 & 9 \
90-99 & 11 \
100-109 & 9 \
110-119 & 6
\end{array}$$ 
a. Compute the mean.
b. Compute the standard deviation.

Quizplus · Accepted Answer

The Answer of For the following frequency distribution assume the data represent a population),
 $$\begin{array} { c c } 
\text { Class } & \text { Frequency } \
70-79 & 5 \
80-89 & 9 \
90-99 & 11 \
100-109 & 9 \
110-119 & 6
\end{array}$$ 
a. Compute the mean.
b. Compute the standard deviation.

For the Following Frequency Distribution Assume the Data Represent a Population)