- 1. Determine whether the event is impossible, unlikely, as likely as not, likely, or certain. The sun will be very hot an hour from now.
A) certain
B) likely
C) impossible
D) unlikely
E) as likely as not
- 2. Determine whether the event is impossible, unlikely, as likely as not, likely, or certain. You roll two fair number cubes and get a total of 14.
A) likely
B) as likely as not
C) impossible
D) unlikely
E) certain
- 3. Determine whether the event is impossible, unlikely, as likely as not, likely, or certain. You flip a fair coin and the coin will land heads up.
A) certain
B) unlikely
C) impossible
D) likely
E) as likely as not
- 4. In Mrs. Smith’s class, all of the students that made A or A/B honor roll gets the chance to win a gift card to local movie threatre. Each student’s name is written on a card and placed in a hat. The students that made A or A/B honor roll are: Jason, Beth, Chris, Steven, Emma, Jennifer, Jamila, Sara, Donte’ and Vickie. What is the probability that the teacher will not select a student with a name beginning with the letter B or J? Express your answer in percent form rounded to the tenths place.
A) 40%
B) 30%
C) 60%
D) 10%
- 5. Tanisha hit 40 golf shots and measured the distance of each shot. Her results are shown below. What is the experimental probability that Tanisha hits a shot that is in the 180–189 yard range?
A) 29/40
B) 2/5
C) 11/40
D) 5/8
- 6. Pablo recorded the colors of cars driving by his house. The table below shows the colors of the last 250 cars to drive by Pablo’s house. Using the data, what is the probability that the next car to drive by Pablo’s house will be red or blue?
A) 7/25
B) 13/25
C) 12/25
D) 5/25
- 7. A juice company gives prizes to anyone finding specially marked caps on its bottles. You and your friends buy 53 bottles of juice. You find 2 of the bottles have a winning cap. What is the experimental probability of winning a prize in the contest? Express your answer as a fraction in simplest form.
A) 2/53
B) 53/51
C) 53/2
D) 51/53
- 8. Juan plays on the school baseball team. In the last 9 games, Juan was at bat 28 times and got 6 hits. What is the experimental probability that Juan will get a hit during his next time at bat? Express your answer as a fraction in simplest form.
A) 3/14
B) 11/14
C) 3/11
D) 14/3
- 9. A coin-operated machine sells plastic rings. It contains 6 yellow rings, 11 blue rings, 15 green rings, and 3 black rings. Sarah puts a coin into the machine. Find the theoretical probability she gets a black ring. Express your answer as a decimal. If necessary, round your answer to the nearest thousandth.
A) 5.833
B) 0.171
C) 11.667
D) 0.086
- 10. A carnival has a duck-pond booth. You choose a rubber duck at random. The mark on the bottom of the duck tells you whether you won a small, medium, or large prize, or no prize at all. There are 65 ducks floating in the pond. There are 3 ducks marked as large-prize winners, 13 ducks marked as medium-prize winners, and 21 ducks marked as small-prize winners. Find the theoretical probability of winning a medium prize at the duck pond. Express your answer as a decimal. If necessary, round your answer to the nearest thousandth.
A) 0.8
B) 5
C) 0.2
D) 0.569
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