Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place than that used for the observations.
-Last year, nine employees of an electronics company retired. Their ages at retirement are listed below.
57 66 64 50 59 58 63 52 50
A)58.0 yr
B)56.4 yr
C)57.0 yr
D)57.7 yr

Question

Quizplus · Accepted Answer

To find the mean, sum all the ages and divide by the number of observations: (57 + 66 + 64 + 50 + 59 + 58 + 63 + 52 + 50) / 9 = 519 / 9 = 57.7.

Find the Mean for the Given Sample Data