Question

(08.02)The ages of several trees on school property are shown below: 3 years, 8 years, 10 years, 14 years, 11 years What is the mean age of these trees?

Answer 1

The average age is 9.2 years

Explanation:

Add up:

3 years

8 years

10 years

14 years

+ 11 years

--------------

46 years

Now divide this sum by the number of trees (5), to obtain the average (mean) age: 46 years / 5. The average age is 9.2 years.

Answer 2

the mean is 9.2

Explanation:

you add all of the values together and divide by the total number of values.