Question: A couple plans to have three children. Use the letter G to indicate the event that a child is a girl, and use the letter B to indicate the even that a child is a boy.

1. Write down all possible arrangements of the sexes of the three children.
2. Let the random variable X be the number of girls the couple has. Using your information from part (a), create the probability distribution of X by filling in the values in the table:
   
3. Create a probability histogram for the random variable X .
4. Describe the event X < 2 in words. What is P( X < 2)?
5. Express the event "the couple has at least 1 girl" in terms of X . What is the probability of this event?

Price: $2.99

Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document