A family has two children. What is the probability that both are girls, given that at least one is a girl?
A) 1/8
B) 1/4
C) 1/2
D) 1/3
E) 1/6

Name: A family has two children. What is the probability that both are girls, given that at least one is a girl? A) 1/8 B) 1/4 C) 1/2 D) 1/3 E) 1/6
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Question

Quizplus · Accepted Answer

Set up sample space: 3 possible for the given statement BG, GB and GG; 2 of these have at least one girl; 1 has two girls so the probability that GG is 1 out of 3 or 1/3.

A Family Has Two Children