SOLUTION: A family has five children. The probability of having a girl is 1/2. What is the probability of having no girls?
I have tried plugging this into the probability equations, but n
Algebra ->
Probability-and-statistics
-> SOLUTION: A family has five children. The probability of having a girl is 1/2. What is the probability of having no girls?
I have tried plugging this into the probability equations, but n
Log On
Question 539699: A family has five children. The probability of having a girl is 1/2. What is the probability of having no girls?
I have tried plugging this into the probability equations, but nothing has worked so far. I need help badly! Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! The probability of having a girl is 1/2. What is the probability of having no girls?
I have tried plugging this into the probability equations, but nothing has worked so far. I need help badly!
-----
Binomial Problem with n = 5 and P(no girl) = P(boy) = 1/2
---
P(no girls in 5 births) = P(5 boys)
= 5C5*(1/2)^5*(1/2)^0
= (1/2)^5 = 1/32
=============
Cheers,
Stan H.
(