Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place thanthat used for the observations.
-Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mean retirement age.
$\begin{array} { l l l } 55 & 64 & 68 \end{array}$
$\begin{array} { l l l } 56 & 64 & 58 \end{array}$
$\begin{array} { l l l } 64 & 57 & 51 \end{array}$
A)$59 \mathrm { yr }$
B) $59.7 \mathrm { yr }$
C) $58.4 \mathrm { yr }$
D) $58 \mathrm { yr }$

Question

Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place thanthat used for the observations.
-Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mean retirement age. 
$\begin{array} { l l l } 55 & 64 & 68 \end{array}$
$\begin{array} { l l l } 56 & 64 & 58 \end{array}$
$\begin{array} { l l l } 64 & 57 & 51 \end{array}$  
A)$59 \mathrm { yr }$
B) $59.7 \mathrm { yr }$
C) $58.4 \mathrm { yr }$
D) $58 \mathrm { yr }$

Quizplus · Accepted Answer

To find the mean retirement age, add all the ages together and divide by the number of employees. The sum of the ages is $55 + 64 + 68 + 56 + 64 + 58 + 64 + 57 + 51 = 537$. Dividing by 9 (the number of employees), the mean age is $537 / 9 = 59.666...$, which rounds to $59.7$ years.

Find the Mean for the Given Sample Data 556468\begin{array} { l l l } 55 & 64 & 68 \end{array}55​64​68​

Find the Mean for the Given Sample Data $\begin{array} { l l l } 55 & 64 & 68 \end{array}$