A survey of 500 families show the following results : number of girls in the family, 1,2,3,0,number of families ,400,50,5,45.
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probability of families with 1 girl=400/500=4/5
probability of families with 2 girls=50/500=1/10
probability of families with 3 girls=5/500=1/100
probability of families with no girl=45/500=9/100
probability of families with 2 girls=50/500=1/10
probability of families with 3 girls=5/500=1/100
probability of families with no girl=45/500=9/100
aditya182ace:
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Answer:
P(family has 2 girls) =50/500=1/10
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