What is the probability that in a family of 4 children there will be at least one boy ?

The probability that in a family of 4 children there will be atleast one boy is

Find the probility that in a family of 5 children there will be at least one boy.

Find the probability that in a family of 4 children there will be at least one boy. (Assume that the probability of a male child is 1/2 )

Find the probability that in a family of 4 children there will be at least 1 boy and 1 girl.

Find the probility that in a family of 5 children there will be at least one boy and one girl.

In a family of 3children the probability of having at least one boy is

In a family of 3 children the probability of having at least one boy is

A family has two children, what is the probability that both of the children are boys, given that at least one of them is a boy?

In a family of 3 children, find the probability of having at least one boy.

Assuming that each child is as likely to be a boy as it is to be a girl, what is the conditional probability that in a family of two children both are boys, given that the older child is a boy.