math

posted by .

Assuming boy and girl babies are equally likely, find the probability that a family with three children will have exactly 1 boy

  • math -

    prob= C(3,1) (1/2)(1/2)^2
    = 3/8

    or just list them

    BBB
    BBG
    BGB
    GBB
    GGB .....
    GBG .....
    BGG ....
    GGG

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. odds of...

    Does anyone know the odds of having Two girls as children as opposed to two males or one male and one female?
  2. Math

    In a family with two children, what are the probabilities of the following outcomes, assuming that the birth of boys and girls is equally likely?
  3. Math

    In a family with two children, what are the probabilities of the following outcomes, assuming that the birth of boys and girls is equally likely?
  4. math

    in a family with two children, what are the probabilities of two boys, the first is a girl the second is a boy, neither is a girl, at least one girl, assuming that the birth of boys and girls is equally likely.
  5. math

    What is the probability that exactly three children in a family of five children will be boys?
  6. mathematics

    Consider the composition of a three-child family. Assume that a girl is as likely as a boy at each birth. What is the probability that there is one boy and two girls in the family?
  7. Statistics

    Supposed (as is roughly correct) that each child born is equally likely to be a boy or a girl and that sexes of successive children are independent. If we let BG mean that the older child is a boy, and the younger child is a girl, …
  8. math

    A couple intends to have four children. Assume that having a boy and girl is equally likely event. a) List sample space b) Find the probability that couple has two boys and two girls; c) Find the probability that couple has at least …
  9. probability

    For a family with 2 children, the sample space indicating boy (B) or girl (G) is BB, BG, GB, and GG. If each of the outcomes is equally likely, find the probability that the family has 2 girls, given that the first child is a girl.
  10. Math

    There are 4 children in a family, Find the probability that there is atleast 1 boy if it is equally likely to have a boy or girl?

More Similar Questions