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The table below summarizes the number of children per household for a sample of 37 high-income families.Number of householdsNumber of children9 415 213 3What is the mean number of children per household for these families? Round your answer to at least one decimal place.

The table below summarizes the number of children per household for a sample of 37 high-example-1
User Myrdd
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Mean = total number of children/number of households

From the information given,

number of households

Total number of children = 9 x 4 + 15 x 2 + 13 x 3 = 36 + 30 + 39 = 105

Mean = 105/37 = 2.8

The mean number of children per household for these families = 2.8

User Davide Carpini
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