SOLUTION: Probability of exactly 7 boys in 10 births?
Algebra.Com
Question 1011079: Probability of exactly 7 boys in 10 births?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Probability of exactly 7 boys in 10 births?
----
# of ways to succeed: 10C7 = 10C3 = (10*9*8)/(1*2*3)
# of possible outcomes:: 2^10
-----
P(7 boys in 10 births) = 120/1024
Cheers,
Stan H.
--------
RELATED QUESTIONS
Find the probability of exactly eight boys in ten... (answered by edjones)
what the probability that exacly 4 boys in 10... (answered by ewatrrr)
Find the probability of exactly three boys in five births. Assume that male and female... (answered by oscargut)
find the probability of at exactly 2 girls in 10 births. assume that males and females... (answered by ewatrrr)
Find the probability of getting exactly 8 girls in 10... (answered by robertb)
The ratio of boys to girls at birth in a country is quite high at 1.09:1 .what proportion (answered by stanbon)
Assume that male and female borths are eqaully likely and that the birth of any child... (answered by khwang)
Assuming that boys and girls are equally likely, estimate the probability of getting more (answered by stanbon)
Assume that male and female births are equally likely and that the birth of any child... (answered by solver91311)