Question

Boys and Girls: Suppose a couple plans to have two children and the probability of having...

Boys and Girls: Suppose a couple plans to have two children and the probability of having a girl is 0.50.

(a) What is the sample space for the gender outcomes?

{bb, bg, gb, gg}{bb, bg, gg}    {bb, gg}{b,g}


(b) What is the probability that the couple has one boy and one girl?

1
2
3
4

     

1
4
1
3


(c) What is the probability that the couple will have at least one girl?

1
4
1
2

     

3
4
1
3


(d) What is the probability that the couple will have no girls?

1
4
1
2

     

3
4
1
3
Math   Statistics-And-Probability   
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