1. Read the table and answer the questionsWhat is the average number of children per house?
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By: anil on 05 May 2019 02.14 am
Total number of houses = 6 + 15 + 14 + 7 = 42 Total children = $$(0 imes 6) + (1 imes 15) + (2 imes 14) + (3 imes 7)$$ = 15 + 28 + 21 = 64 $$ herefore$$ Average number of children per house = $$frac{64}{42} = 1.52$$ => Ans - (A)
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