Question

26 pts who solve

Answer 1

14.8 years. hope this helps

Answer 2

The "mean" is just the normal arithmetic average that you are most likely already familiar with.

mean=(sum of elements)/(number of elements)

In this case:

mean=(2+28+2+20+22)/5

mean=74/5

mean=14.8

So the mean or average age of the trees is 14.8 years.