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JEE MATHEMATICS MCQ: STATISTICS
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In a family, there are 8 men, 7 women and 5 children whose mean ages separately are respectively 24,20 and 6 years. The mean age of the family is
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Correct option: B
18.1 years
Option B (18.1 years) is correct because it is the weighted average age of the family, considering the number of men, women, and children.
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