MA 110-06
§3.2 – 3.4 Quiz #4 score
Name:
18 October 2001
1. Two dice are rolled. Find the probability that at least one of the dice is larger than 4.
(6 points)
2. A couple plans to have 4 children. Find the probability that a majority of their children
will be girls. Assume that the probability of having either a boy or a girl is 1
2.(7 points)
3. An enterprising Finite Math instructor generously offers to hold a lottery in her class in
which the winner, if there is one, will receive an automatic A together with a commerative
MA 110 deck of cards. The lottery is structured so that students choose 3 numbers in
the range of 1 to 15. Find the probability that a given student will win. Also, find the
probability that a given student will choose two of the correct three numbers (and get
only the commerative cards). (7 points)