The following is a frequency distribution for the ages of a sample of employees at a local company.
$\begin{array}{cc} \text { Age }& \text { Frequency } \
30-39 & 2 \
40-49 & 3 \
50-59 & 7 \
60-69 & 5 \
70-79 & 1
\end{array}$
a. Determine the average age for the sample.
b. Compute the variance.
c. Compute the standard deviation.
d. Compute the coefficient of variation.

Question

The following is a frequency distribution for the ages of a sample of employees at a local company.
 $\begin{array}{cc} \text { Age }& \text { Frequency } \
30-39 & 2 \
40-49 & 3 \
50-59 & 7 \
60-69 & 5 \
70-79 & 1
\end{array}$ 
a. Determine the average age for the sample.
b. Compute the variance.
c. Compute the standard deviation.
d. Compute the coefficient of variation.

Quizplus · Accepted Answer

The Answer of The following is a frequency distribution for the ages of a sample of employees at a local company.
 $\begin{array}{cc} \text { Age }& \text { Frequency } \
30-39 & 2 \
40-49 & 3 \
50-59 & 7 \
60-69 & 5 \
70-79 & 1
\end{array}$ 
a. Determine the average age for the sample.
b. Compute the variance.
c. Compute the standard deviation.
d. Compute the coefficient of variation.

The Following Is a Frequency Distribution for the Ages of a Sample