Question

assuming boys and girls are equally likely, find the probability of a couple having a baby boy when their fifth child is born, given that the first four children were all boys. the probability is (type an integer or a simplified fraction )

Explanation:

Step1: Identify independent events

The gender of each child is an independent event.

Step2: Determine probability

Since boys and girls are equally likely, the probability of having a boy is $\frac{1}{2}$.

Answer:

$\frac{1}{2}$