4. Assume it is equally likely that a child is born a boy or a girl. a. Draw a tree diagram and list the possible outcomes for a family of 2 children. b. What is the probability that in a family of 2 children, both will be girls. c. Extend the tree diagram and list the possible outcomes for 3 children. What is the probability that in a family of 3, all will be boys?

Neither Andrew nor David likes to set the table for dinner. They toss a coin to decide who will set the table. David always picks tails. What is the probability David will set the table 3 days in a row? Use a tree diagram to show your work.

18. A jar contains 10 red marbles and 12 green marbles. You reach in the jar and pull out two marbles at random. What is the probability that both of the marbles chosen are green? Edit View Insert Format Tools Table

The 52 cards in a standard deck of playing are described below. There are 4 suits: Spades, Hearts, Diamonds, and Clubs. Within each suit, there are 13 ranks: A,K,Q,J,10,9,8,7,6,5,4,3,2 If 5 cards are dealt, what is the probability of getting 2 cards of the same rank and 3 unmatched cards? Write 9 digits to the right of the decimal point in your answer. Enter your answer in the answer box and then click Check Answer. All parts showing Clear All Check Answer