SOLUTION: 2.Last year, 12 employees from a computer company retired. Their ages at retirement are listed below. First, create a stem plot for the data. Next, find the mean retirement age. Ro

Algebra ->  Probability-and-statistics -> SOLUTION: 2.Last year, 12 employees from a computer company retired. Their ages at retirement are listed below. First, create a stem plot for the data. Next, find the mean retirement age. Ro      Log On


   

Question 973196: 2.Last year, 12 employees from a computer company retired. Their ages at retirement are listed below. First, create a stem plot for the data. Next, find the mean retirement age. Round to the nearest year.
55 77 64 77 69 63 62 64 85 64 56 59

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
5 569
6 234449
7 77
8 5
Mean is (170 + 386 + 154 +85)/12
=(795)/12 = 66.25, round to 66.
Notice, I add 5 569 as 150 (3*50) then the individual numbers 5,6,9.