SOLUTION: In a certain country, the probability that a baby that is born is a boy is 0.52 and the probably that a baby that is born is a girl is 0.48. A family has two children. If X is the
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Question 1127234: In a certain country, the probability that a baby that is born is a boy is 0.52 and the probably that a baby that is born is a girl is 0.48. A family has two children. If X is the number of girls born to a family, find the probability that the family has 0, 1, or 2 girls.
(a) Draw a tree diagram showing the possibilities for each outcome.
(b) Create the binomial distribution table for .
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
B.52---B.52
----G.48
G.48--B.52
----G.48
binomial for girls is 2CG*0.48^G*0.52^(2-G)
probability two girls is 0.2304
probability two boys/no girls is 0.2704
probability of one girl is 0.4992
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