This quiz works best with JavaScript enabled. Home > Grammar > Advanced > Probability Models – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Probability Models Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A school cafeteria offers 3 types of sandwiches and 2 types of drinks. If a student randomly selects one sandwich and one drink, how many possible meal combinations are there? A) 3. B) 5. C) 6. D) 9TagsCCSS.HSS.IC.A.2. Show Answer Correct Answer: C) 6. 2. If a coin is tossed 10 times and results in 7 heads and 3 tails, what is the experimental probability of getting tails? A) 1/2. B) 1/3. C) 3/10. D) 2/5. Show Answer Correct Answer: C) 3/10. 3. Classify:The time it takes for a light bulb to burn out. A) Discrete. B) Continuous. C) All the above. D) None of the above. Show Answer Correct Answer: B) Continuous. 4. The cafeteria is serving three kinds of sandwiches:tuna (T), chicken, (C), and peanut butter (P). They are also serving a choice of two drinks:milk (M) or water (W). Which shows the sample space of possible combinations? A) TW, CW, PW. B) TW, TM, TC, CW, PW. C) TW, TM, CW, CM, PW, PM. D) TCP, MW. Show Answer Correct Answer: C) TW, TM, CW, CM, PW, PM. 5. Of Americans live below the poverty level. You plan to sample a random 100 Americans. What is the probability that you find fewer than 10? A) 0.26. B) 0.09. C) 0.17. D) None of the above. Show Answer Correct Answer: C) 0.17. 6. 2 out of 3 dentists prefer Colgate brand toothpaste. How many dentists would you expect to find that like Colgate toothpaste out of 350 dentist? A) 235. B) 117. C) 175. D) None of the above. Show Answer Correct Answer: A) 235. 7. If you draw a card from a deck, replace it, and draw again, are the two draws independent? A) Yes. B) NoTagsCCSS.HSS.IC.A.2. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 8. A sports bag contains 3 tennis balls, 4 baseballs, and 8 golf balls. Each is equally likely to be chosen. Which of the following models could be used to simulate this situation? A) Flipping a coin fifteen times. B) Spinning a spinner with three equal sections. C) Choosing from 3 red marbles, 4 yellow marbles, and 8 blue marbles. D) Rolling a number cube labeled one through six fifteen times. Show Answer Correct Answer: C) Choosing from 3 red marbles, 4 yellow marbles, and 8 blue marbles. 9. If an event has a probability of 0, what does that mean? A) It means that the event is impossible and will not occur. B) It means that the event is very likely to occur. C) It means that the event will occur with certainty. D) It means that the event is equally likely to occur or not occur. Show Answer Correct Answer: A) It means that the event is impossible and will not occur. 10. According to the Census Bureau report, 12.7% of Americans live below the poverty level. You plan to sample 25 Americans. What is the probability that at least 2 people will be below the poverty level? A) 84%. B) 3%. C) 37%. D) None of the above. Show Answer Correct Answer: A) 84%. 11. It has been estimated that about 30% of frozen chicken contain enough salmonella bacteria to cause illness if improperly cooked. A consumer purchases 12 frozen chickens. What is the probability that the consumer will have more than 6 contaminated chickens? A) .961. B) .118. C) .882. D) .039. Show Answer Correct Answer: D) .039. 12. Which of the following is NOT a requirement of a discrete probability distribution? A) The sum of the values for the random variable x must add up to 1. B) There is a discrete numerical (not categorical) random variable x, and its number values are associated with corresponding probabilities. C) The sum of the probabilities must all add up to 1. D) Every individual probability must have a value between 0 and 1 inclusively. Show Answer Correct Answer: A) The sum of the values for the random variable x must add up to 1. 13. How many ways can a club select a president, vice president, and a secretary from a group of 5 people? A) 12. B) 60. C) 15. D) 30. Show Answer Correct Answer: B) 60. 14. If you choose from the following M & M colors, what is the probability that you choose blue?5 green6 yellow8 blue7 brown A) 1/4. B) 4/13. C) 8/25. D) 1/3. Show Answer Correct Answer: B) 4/13. 15. Darcie is making a wood shelf for displaying her plate collection. She will choose from 4 types of wood, 8 stain colors, and 2 shelf widths. How many possible outcomes of 1 type of wood, 1 stain color, and 1 shelf width are possible? A) 42. B) 192. C) 64. D) 14. Show Answer Correct Answer: C) 64. 16. What does the p stand for in the binomial probability formula? A) Number of trials. B) Number of Successes. C) Probability of Successes. D) Probability of Failures. Show Answer Correct Answer: C) Probability of Successes. 17. Find the probability of achieving success with the event:Rolling an even number on a standard six-sided die. A) 1/6. B) 1/3. C) 1/2. D) 2/3. Show Answer Correct Answer: C) 1/2. 18. What is the probability that a family doesn't have a baby girl until their third child? A) 0.125. B) 0.15. C) 0.05. D) 0.88. Show Answer Correct Answer: A) 0.125. 19. How many total outcomes are there when rolling two six-sided dice? A) 36. B) 6. C) 12. D) 24. Show Answer Correct Answer: A) 36. 20. If you draw a marble from a bag, do not replace it, and draw another, are the two events independent? A) True. B) FalseTagsCCSS.HSS.IC.A.2. C) All the above. D) None of the above. Show Answer Correct Answer: B) FalseTagsCCSS.HSS.IC.A.2. 21. A list of all possible outcomes A) Sample space. B) Probability. C) Odds. D) Experimental probability. Show Answer Correct Answer: A) Sample space. 22. Imagine you have a bag with numbers from 1 to 5, and each number is equally likely to be picked. What's the chance of picking the number 3? A) 0.4. B) 0.2. C) 0.3. D) 0.5. Show Answer Correct Answer: B) 0.2. 23. What is a Complement in probability? A) Saying You look very nice today. B) Probability of an event happening. C) Probability of an event NOT happening. D) Not here. Show Answer Correct Answer: C) Probability of an event NOT happening. 24. Eva flips a coin. If she gets heads, she wins $ 4. If she gets tails, she loses $ 3. What is her expected value of a coin flip? A) $ 1. B) $ 0.50. C) -$ 0.50. D) $ 0. Show Answer Correct Answer: B) $ 0.50. 25. 28% of all MPHS students believe Monday will be snow day. You take a sample of 50 students and find that 15 of them believe Monday will be a snow day. What is the probability of getting a sample of size 50 that has 15 or more students who believe Monday will be a snow day? A) 0.376. B) Cannot be determined because the distribution of the sample proportion of samples of size 50 is not normal. C) 0.624. D) 0.99999. Show Answer Correct Answer: A) 0.376. ← PreviousNext →Related QuizzesGrammar QuizzesProbability Models Quiz 1Probability Models Quiz 2Probability Models Quiz 4Probability Models Quiz 5Probability Models Quiz 6Probability Models Quiz 7Probability Models Quiz 8Probability Models Quiz 9Case Marking QuizCase System QuizFunctional Grammar QuizIdeational Metafunction QuizInterpersonal Metafunction QuizLexical Grammar QuizLexical Relations QuizLexical Resource QuizLexical Semantics QuizMaterial Processes QuizMental Processes QuizMorphology QuizNoun Phrase Structure QuizProcess Types QuizReciprocal Trigonometric Functions QuizSemantic Fields QuizSystemic Functional Linguistics QuizTransitivity System QuizUnderstanding Connotations QuizVerbal Functions QuizVerbal Group Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books