Question

Can somebody help me with this problem

Answer 1

The answer will be the mean is the age you will get when you order all of the swimmer's ages from youngest to oldest and choose the middle swimmer.

Answer 2

 it can be useful to represent the entire data set with a single value that describes the "middle" or "average" value of the entire set. In statistics, that single value is called the central tendency and mean, median and mode are all ways to describe it

I hope this helps!!