Using the given table, it is found that the mean number of children per household for these families is of 2.33.
The mean of a data-set is given by the sum of all observations in the data-set divided by the number of observations.
Researching the problem on the internet, the table states that:
The total number of children is given by:
T = 2 x 4 + 16 x 2 + 13 x 3 + 5 x 1 = 84
Hence the mean number of children for the 36 households is given by:
M = 84/36 = 2.33.
More can be learned about the mean of a data-set at https://brainly.com/question/24628525
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