1) The likelihood that a certain thing will occur is called a) estimate b) sample c) event d) probabiltiy 2) The list of all possible outcomes for an experiment is called a) an event b) probability c) a sample space d) an estimate 3) If the probability of an event occurring is 1, which of the following best describes the likelihood of the event? a) certain to happen b) 50-50 chance c) unlikely to happen d) impossible 4) If the probability of an event occurring is 0.5, which of the following best describes the likelihood of the event? a) certain to happen b) no way of predicting c) 50-50 chance d) event is unlikely to occur 5) If the probability of an event occurring is 0, which of the following best describes the likelihood of the event? a) impossible b) 50-50 chance c) likely to happen d) certain to happy 6) Each side of a cube has a different number on it from 1-6. What is the probability of rolling a 6? a) one out of six times b) three out of six times c) four out of six times d) one out of three times 7) The probability of a pack of baseball cards containing a member of last year's team is 3/8. What is the probability of getting a pack without a member of the team? a) 1/8 b) 3/8 c) 5/8 d) 8/8 8) A bag contains only red marbles and blue marbles. If the probability of selecting a red marble is 3/6, what is the probability of selecting a blue marble? a) 1/6 b) 1/2 c) 5/6 d) 3/4 9) A bag of marbles contains three blue, one black, and four yellow marbles. If two marbles are chosen at random without replacement, what is the probability that both marbles will be yellow? a) 3/14 b) 7/56 c) 1/3 d) 1/4 10) A box of candy contains 12 mint candies, 6 berry candies, and 6 watermelon candies. What is the probability of randomly selecting a mint candy, eating it, and then randomly selecting a watermelon candy? a) 3/23 b) 1/12 c) 5/12 d) 3/8 11) The school cafeteria has a choice of three snacks: peanuts, chips and pretzels. They also have choice of four drinks: juice, water, milk, or soda. What is the probability a student would choose a pretzel and juice? a) 1/3 b) 1/9 c) 1/6 d) 1/12

Probability Review

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