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or 1500 families with 2 children each, w...

or 1500 families with 2 children each, were selected randomly and the following data were recorded. Number of girls is a family 2 1 1 0 Number of families 102 675 723 out of these families, one family is selected at random. What is the probability that the selected family has. i) 2 girls ii) 1 girl

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