Answer:
whats the question? i'm not sure what you're trying to ask here
Step-by-step explanation:
Answer:
of the 4 people that have a sister, 2 of them have a brother
Step-by-step explanation:
probability of B given A
given that the person has a sister, what is the probability they have a brother
P (B/A) = 1/2
with this venn diagram
of the 4 people that have a sister, 2 of them have a brother
Answer:
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Step-by-step explanation:
Answer:
0.73 or 73%
Step-by-step explanation:
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