Your neighbor has 2 children. You learn that he has a son, Joe. What is the probability that Joe's sibling is a brother? 3/4 1/2 О 13 O 1/4 O 1
Your neighbor has 2 children. You learn that he has a son, Joe. What is the probability that Joe's sibling is a brother? 3/4 1/2 О 13 O 1/4 O 1
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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answer the following since they are connected. Answer in precise solution and correctly
Transcribed Image Text:Your neighbor has 2 children. You learn that he has a son, Joe. What is the
probability that Joe's sibling is a brother?
3/4
O 1/2
О 113
1/4
O 1
Your neighbor has 2 children. He picks one of them at random and comes
by your house; he brings a boy named Joe (his son). What is the
probability that Joe's sibling is a brother?
O 1/4
О 3/4
O 1
О 1/2
O 1/3
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