This quiz works best with JavaScript enabled. Home > Grammar > Advanced > Probability Models – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Probability Models Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following best describes independent events? A) The outcome of one event affects the outcome of the other. B) The outcome of one event does not affect the outcome of the other. C) Both events must happen together. D) Both events cannot happen together.TagsCCSS.HSS.IC.A.2. Show Answer Correct Answer: B) The outcome of one event does not affect the outcome of the other. 2. Alejandro is spinning a spinner with six equal-sized sections numbered 1 through 6. He spins the spinner two times. What is the probability that Alejandro will not land on the numbers 2 or 4 on either spin? A) 1/18. B) 5/9. C) 4/9. D) 2/3. Show Answer Correct Answer: C) 4/9. 3. If you spin a spinner 90 times and the probability of landing on a number is 1/6, how many times should you expect to land on that number? A) 10 times. B) 12 times. C) 15 times. D) 18 times. Show Answer Correct Answer: C) 15 times. 4. What does the P stand for in $_{n}$P$_{r}$? A) Partners. B) Positions. C) Papers. D) Permutations. Show Answer Correct Answer: D) Permutations. 5. If U = \{ red, blue, green, yellow, purple\}A = \{red, blue, yellow\} what is A'? A) A' = \{green, purple\}. B) A' = \{purple\}. C) A' = \{blue, red, purple\}. D) A' = \{red, blue green\}. Show Answer Correct Answer: A) A' = \{green, purple\}. 6. If a dice is rolled 300 times, how many times would you predict a roll of a 1 or a 6? A) 50. B) 100. C) 150. D) 75. Show Answer Correct Answer: B) 100. 7. What is the theoretical probability of an event? A) Theoretical probability is the ratio of the number of favorable outcomes to the total number of possible outcomes. B) Theoretical probability is the likelihood of an event occurring based on past data. C) Theoretical probability is the same as experimental probability. D) Theoretical probability is calculated by dividing the number of unfavorable outcomes by the total outcomes. Show Answer Correct Answer: A) Theoretical probability is the ratio of the number of favorable outcomes to the total number of possible outcomes. 8. A survey is sent to 250 people, and 62 people respond. If one of the 250 people is selected at random, what is the probability that the person responded? A) 0.12. B) 0.248. C) 0.625. D) 1.00. Show Answer Correct Answer: B) 0.248. 9. A marksman has 80% accuracy hitting targets at 1, 000 yards. Find the probability that she will miss exactly 2 of her next 30 shots? A) 0.0337. B) 0.4096. C) 0.1369. D) 0.7373. Show Answer Correct Answer: A) 0.0337. 10. On a game show, players roll two standard cubes. The sum of the number cubes times 100 determines the number of points they will win. What is the probability of winning at least 900 points? A) 1/9. B) 5/36. C) 5/18. D) 7/36. Show Answer Correct Answer: C) 5/18. 11. The probability of an event occurring, P(A), can be expressed as a fraction, decimal, or percent. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. Ricardo selects a coin at random from a bag containing quarters, dimes, nickels, and pennies. He records the type of coin he selects and returned the coin to the bag. In 20 trials, he selects a quarter 1 time and a dime 4 times.Based on his results, how many times is Ricardo expected to select a coin with a value of at least 10 cents in the next 60 trials? A) 3. B) 6. C) 12. D) 15. Show Answer Correct Answer: D) 15. 13. Bailey tossed a coin 10 times. The results were 7 heads and 3 tails. What is the experimental probability of tossing tails? A) 1/3. B) 3/10. C) 3/7. D) 1/2. Show Answer Correct Answer: B) 3/10. 14. A bag contains 5 red marbles and 5 blue marbles. You draw one marble, record its color, and then put it back before drawing again. What is the probability of drawing a red marble both times? A) $\frac{1}{4}$. B) $\frac{1}{2}$. C) $\frac{1}{5}$. D) $\frac{1}{10}$. Show Answer Correct Answer: A) $\frac{1}{4}$. 15. In a certain community, 30% of households have 1 child, 43% have 2 children, and 27% have 3 children. If a household is selected at random, what is the expected number of children in that household? HINT:A Probability table may be helpful. A) 2.00. B) 2.13. C) 1.97. D) 1.27. Show Answer Correct Answer: C) 1.97. 16. When a marble is drawn from a bag, there are 10 possible outcomes. The sample space, S = (W, W, W, W, S, S, S, S, B, B), where W represents a white marble, S represents a striped marble, and B represents a black marble.What is the probability of P(W)? A) 5/10. B) 2/10. C) 6/10. D) 4/10. Show Answer Correct Answer: D) 4/10. 17. The daily special at the House of Pies offers one of three featured pies and your choice of coffee, tea, milk or juice. How many ways can you order the special? A) 12. B) 8. C) 15. D) 6. Show Answer Correct Answer: A) 12. 18. What is the sample space for flipping a coin? A) \{H, H\}. B) \{T, T\}. C) \{H, T\}. D) \{H, T, H, T\}. Show Answer Correct Answer: C) \{H, T\}. 19. What is the probability of rolling a 3 or 4 on a fair six-sided die? A) 1/6. B) 2/6. C) 3/6. D) 4/6. Show Answer Correct Answer: B) 2/6. 20. Flipping fair coin A) Uniform. B) Non-Uniform. C) All the above. D) None of the above. Show Answer Correct Answer: A) Uniform. 21. 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 does 50 represent? A) N. B) P. C) Phat. D) Standard deviation. Show Answer Correct Answer: A) N. 22. The likelihood of two or more related events occurring is called- A) Compound probability. B) Theoretical probability. C) Simple probability. D) Experimental probability. Show Answer Correct Answer: A) Compound probability. 23. Two dice are rolled. What is the probability that the sum of the numbers on the two dice is 7? A) $\frac{1}{6}$. B) $\frac{1}{12}$. C) $\frac{1}{36}$. D) $\frac{5}{36}$. Show Answer Correct Answer: A) $\frac{1}{6}$. 24. If two coins are flipped, what is the probability of getting one head and one tail? A) 1/2. B) 1/3. C) 1/4. D) 2/3. Show Answer Correct Answer: A) 1/2. 25. There are six marbles in a bag. Three are green and three are yellow. A) Uniform. B) Non-Uniform. C) All the above. D) None of the above. Show Answer Correct Answer: A) Uniform. ← PreviousNext →Related QuizzesGrammar QuizzesProbability Models Quiz 1Probability Models Quiz 3Probability 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