SOLUTION: A family has three children. Assuming a boy is as likely as a girl to have been born, what are the following probabilities
At least 2 are boys
Algebra ->
Probability-and-statistics
-> SOLUTION: A family has three children. Assuming a boy is as likely as a girl to have been born, what are the following probabilities
At least 2 are boys
Log On
Question 1026527: A family has three children. Assuming a boy is as likely as a girl to have been born, what are the following probabilities
At least 2 are boys Answer by FrankM(1040) (Show Source):
You can put this solution on YOUR website! There are 2^3 ways to have 3 children. Of those 8, 3 have 2 boys, and 1 has 3 boys
4/8 is the probability, or 50%
