Twins

In Exercise , you are told to assume that none of the children will be twins or other multiple births. Why? Which of the conditions required for a binomial experiment would be violated if there were twins?

Exercise

Gender of Children A married couple plans to have four children, and they are wondering how many boys they should expect to have.

Assume none of the children will be twins or other multiple births.

Also assume the probability that a child will be a boy is 0.50. Explain why this is a binomial experiment.

Check all four required conditions.