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TABE Math - Grade 7: Statistics & Probability Chapter Exam

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!

Page 1

Question 1 1. A _____ is a part of a population used to describe the whole group.

Question 2 2. What is the probability of pulling a 6 or a diamond from a standard deck of cards?

Question 3 3. What do we call all the members of a specified group?

Question 4 4. What are the characteristics used to describe a population?

Question 5 5. Analyze the following statements and indicate which one best describes the difference between the population and the sample.

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Question 6 6.

What kind of compound event is this?

What is the probability of rolling a 2 or an odd number using 2 10-sided dice?

Question 7 7. All of the letters that spell MISSISSIPPI are put into a bag. What is the probability of selecting a vowel, and then after replacing the letter, also drawing an S?

Question 8 8. What is a part of a population used to describe the whole group?

Question 9 9. Aubree is trying to understand why a student would pick computer technology as a college major. 64% of the sample she surveyed said that they picked computer technology because of the vast employment opportunities. Her survey comes from 1200 students in 30 different colleges across the nation. Can we infer a parameter from this information? What would it be?

Question 10 10. All of the letters of MISSISSIPPI are put in a bag. What is the probability of selecting an M and then after not replacing the letter, selecting a P?

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Question 11 11. What are a sequence of equally distributed variables?

Question 12 12. Which of the following is a type of random sampling?

Question 13 13. Using a standard deck of cards (which has 26 red cards and 26 black cards, with 13 cards of every suit), what is the probability of selecting a red card, and then after replacing the card, selecting a heart card?

Question 14 14. What do we call the characteristics of a sample used to infer information about the population?

Question 15 15. Using a standard deck of 52 cards, what is the probability of selecting a 4 and then after not replacing the card, selecting another 4?

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Question 16 16. What is the probability of rolling an even number or a perfect square using a 20-sided die?

Question 17 17. Elizabeth is waiting for her flight at the airport. She decides to conduct an experiment. She wants to know how many people at the airport carry a laptop with them for their flight. She sees 50 people walk past her as she waits. Thirty of those people are carrying laptops. What is the population and sample in this scenario?

Question 18 18. Marco is conducting an experiment on training certain breeds of dogs. He wants to know how long, on average, it would take to teach a Labrador to fetch an object. He gets a group of dogs to conduct his experiment. 5 of the dogs are Labradors and 3 of the dogs are Dalmatians. What is the population and sample in this experiment?

Question 19 19. What is the probability of rolling an odd or non-prime number using a 12-sided die?

Question 20 20. Why might a researcher use a sample rather than an entire population for their study?

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Question 21 21. 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 22 22. If you roll a die three times, what is the probability of rolling only even numbers?

Question 23 23. A(n) _____ is all members of a specified group.

Question 24 24. What is the probability of pulling an ace or a 5 from a deck of cards?

Question 25 25. For which type of study is it most appropriate to use a random sample?

TABE Math - Grade 7: Statistics & Probability 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!

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