Question

The ages of children are 13,15,11,9,8 years respectively find their average age

Answer 1

Average is the sum of the data values divided by the total values.

Given that, 13,15,11,9,8 are the ages of 5 children.

Therefore, average age = 13+15+11+9+8/5

​$= \frac {56}{5}$

=11.2