SOLUTION: In a family with 3 children what is the probability of having 1 boy and then 2 girls, in that order? (Exclude multiple births and assume all outcomes are equally likely).
In a
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Question 1024512: In a family with 3 children what is the probability of having 1 boy and then 2 girls, in that order? (Exclude multiple births and assume all outcomes are equally likely).
In a family with 3 children, what is the probability of having 1 boy and 2 girls, in any order? (Exclude multiple births and assume all outcomes are equally likely).
Answer by FrankM(1040) (Show Source): You can put this solution on YOUR website!
Any specified result child by child, is 1 in 8.
There are 2^3 possible results, taking order into account. BGG is one of those results.
1 boy 2 girls, any order, can be
BGG
GBG
GGB
3 different ways of the 8.
For sake of completion, here are the 3 with 1G 2B
GBB
BGB
BBG
and last, all boy or all girl
BBB
GGG
Now I've listed all 8 possible outcomes.
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