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: the answer is 7°
Step-by-step explanation:
Well I can still answer that question without the following and it will be 44,000
36; 351; 66; 1,017; 113,331; 1,968; 537; 417; 3,813
