# Probability, Statistics & Evaluating Data Chapter Exam

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#### Question 1 1. This graph shows the number of rabbits a breeder has each month. When did the breeder reach 100 rabbits?

#### Question 2 2. This graph shows the number of rabbits a breeder has each month of the year. How many rabbits did the breeder begin with during the year shown?

#### Question 3 3. In the graph shown, if the object has traveled for five (5.0) seconds, the speed of the object will be approximately _____.

#### Question 4 4. In the chart shown, the number of representatives who were from the Liberal party was _____.

#### Question 5 5. Jenny has a bowl of M&M's that has 6 brown, 3 green, 4 red, and 12 yellow M&M's. She selects a yellow M&M and does not replace it. What is the probability that her second selection will be a brown M&M?

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#### Question 6 6. In a fish tank there are 10 clown fish, 4 angel fish, 6 puffer fish, and 5 eels. What is the probability of scooping out a clown fish on the second scoop after scooping out a clown fish on the first scoop and not replacing it? Give your answer as a fraction in its most reduced form.

#### Question 7 7. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. If there is an outlier, identify it from the number of medals won during these Olympic Games.

#### Question 8 8. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. Calculate the median number of medals won during these Olympic Games.

#### Question 9 9. According to this graph, how many babies are named George?

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Question 10
10.
Which of the following estimates is true?

A: More babies will be named George than any of the other given names.

B: The name Lou will not be picked very often.

C: Mary will be the most popular name next year.

D: Babies named Liz and Harry will get married later.

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#### Question 11 11. How do descriptive and inferential statistics differ?

#### Question 12 12. In statistics, a sample:

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Question 13
13.
Katie is collecting data about the number of people that are interested in different dance styles. After passing out a survey, she has gathered the following information:

Style / Number of people interested in this style

Ballet / 20

Jazz /12

Hip Hop / 8

Lyrical / 26

Tap / 10

What type of data did Katie collect?

#### Question 14 14. What is data that is collected in groups or topics, where the number of events in each group is counted numerically?

#### Question 15 15. Brown school has decided to review their ratio of girls to boys in the Second grade class. They decided to count the number of boys in Second grade. This is an example of what type of data?

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#### Question 16 16. Which of the following statements is NOT quantitative data?

#### Question 17 17. Analyze the following statements and indicate which one best describes the difference between the population and the sample.

#### Question 18 18. Sandra is selling her new line of all natural make-up products and wants to know the popularity of certain colors among teenagers. She hands out a survey to all of the students in her teenage daughter's class and asks them to identify their favorite make up colors. Which is the population and which is the sample in this scenario?

#### Question 19 19. Madison is trying out for the track team. There are 26 people trying out for the team. There are 4 people wanting to run distance, 6 people wanting to pole vault, 8 people wanting to sprint, and 2 people that want to throw shot put. Madison can run a half mile in 6 minutes and she finished 6th in the 100 meter dash. Which of these pieces of data is discrete and which is continuous?

#### Question 20 20. Madison and Charlotte are having a competition, seeing how long they can each hold a note on their flutes. Meanwhile, Charlotte wants to know how many notes Madison can produce accurately on her flute. Are these pieces of data discrete or continuous?

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#### Question 21 21. If a student got a 75, which bar should increase?

#### Question 22 22. This histogram shows test scores. Based on this information, how many students got a score of 91 or better?

#### Question 23 23. This graph shows the number of rabbits a breeder has each month. Which month did the breeder have the most rabbits?

#### Question 24 24. Labels are primarily used in charts, graphs, and tables to _____.

#### Question 25 25. While playing with a standard deck of playing cards, what is the probability that Jim's 5th card will be red after selecting 4 cards that were also red and not replacing them? (Hint: There are 52 cards in a deck which contains 26 red and 26 black cards.)

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#### Question 26 26. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. Calculate the mode number of medals won during these Olympic Games.

#### Question 27 27. What kind of graph is a good way to visually present categorical data?

#### Question 28 28. What are two examples of inferential statistics?

#### Question 29 29. One trick to finding out if information is categorical or quantitative is to analyze the answer to the question. Which of the following is TRUE:

#### Question 30 30. Select the statement that represents discrete quantitative data.

#### Probability, Statistics & Evaluating Data Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!