The numbers of children in 10 families of a locality are:
2, 4, 3, 4, 2, 0, 3, 5, 1, 1, 5
Find the mean number of children per family.
The number of children in 10 families:
2, 4, 3, 4, 2, 0, 3, 5, 1, 1, 5
Therefore, Mean = 
= 
= 
= 3
10
The numbers of children in 10 families of a locality are:
2, 4, 3, 4, 2, 0, 3, 5, 1, 1, 5
Find the mean number of children per family.
The number of children in 10 families:
2, 4, 3, 4, 2, 0, 3, 5, 1, 1, 5
Therefore, Mean =
=
=
= 3