1500 families with 2 children were selected randomly, and the following data was recorded
Number of girls in a family
2
1
0
Number of families
475
814
211
The probability of a family, chosen at random, having 1 girl is ...........
A
814686
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B
814475
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C
814211
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D
8141500
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Solution
The correct option is D8141500 Total families= 1500 families Families having 1 girl =814 probability of a family, chosen at random, having 1 girl P=Familieshaving1girlTotalfamilies P=8141500 Answer (D) 8141500