SOLUTION: A family has two children. Assume that boys and girls are equally likely, determine the probability that the family has One boy and one girl GIVEN the first child is a boy.
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Question 1182665: A family has two children. Assume that boys and girls are equally likely, determine the probability that the family has One boy and one girl GIVEN the first child is a boy.
Select one:
a.
12
b.
34
c.
14
d.
13
Answer by math_tutor2020(3817) (Show Source): You can put this solution on YOUR website!
Answer: 1/2
Explanation:
The first child is already locked in as a boy, based on the "given". There's a 1/2 probability of the second child being a girl, so that's the probability we're after.
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