ch. 4 sample test

# ch. 4 sample test - CHAPTER FOUR INTRODUCTION TO...

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CHAPTER FOUR INTRODUCTION TO PROBABILITY MULTIPLE CHOICE QUESTIONS In the following multiple-choice questions, circle the correct answer. 1. The range of probability is a. any value larger than zero b. any value between minus infinity to plus infinity c. zero to one d. any value between -1 to 1 ANSWER: c 2. Since the sun must rise tomorrow, then the probability of the sun rising tomorrow is a. much larger than one b. zero c. infinity d. None of the other answers is correct. ANSWER: d 3. Any process that generates well-defined outcomes is a. an event b. an experiment c. a sample point d. None of the other answers is correct. ANSWER: b 4. In statistical experiments, each time the experiment is repeated a. the same outcome must occur b. the same outcome can not occur again c. a different outcome may occur d. None of the other answers is correct. ANSWER: c 5. Each individual outcome of an experiment is called a. the sample space b. a sample point c. an experiment d. an individual ANSWER: b 6. A sample point refers to a(n) a. numerical measure of the likelihood of the occurrence of an event b. set of all possible experimental outcomes c. individual outcome of an experiment d. All of these answers are correct. ANSWER: c 7. The collection of all possible sample points in an experiment is MBS2 TB04 - 1

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a. the sample space b. a sample point c. an experiment d. the population ANSWER: a 8. The set of all possible sample points (experimental outcomes) is called a. a sample b. an event c. the sample space d. a population ANSWER: c 9. The sample space refers to a. any particular experimental outcome b. the sample size minus one c. the set of all possible experimental outcomes d. both any particular experimental outcome and the set of all possible experimental outcomes are correct ANSWER: c 10. An experiment consists of three steps. There are four possible results on the first step, three possible results on the second step, and two possible results on the third step. The total number of experimental outcomes is a. 9 b. 14 c. 24 d. 36 ANSWER: c 11. An experiment consists of tossing 4 coins successively. The number of sample points in this experiment is a. 16 b. 8 c. 4 d. 2 ANSWER: a 12. A lottery is conducted using three urns. Each urn contains chips numbered from 0 to 9. One chip is selected at random from each urn. The total number of sample points in the sample space is a. 30 b. 100 c. 729 d. 1,000 ANSWER: d 13. Three applications for admission to a local university are checked to determine whether each applicant is male or female. The number of sample points in this experiment is a. 2 b. 4 c. 6 MBS2 TB04 - 2
d. 8 ANSWER: d 14. Assume your favorite football team has 2 games left to finish the season. The outcome of each game can be win, lose or tie. The number of possible outcomes is a. 2 b. 4 c. 6 d. None of the other answers is correct. ANSWER:

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## This note was uploaded on 04/22/2008 for the course ISM 2300 taught by Professor Siddiqui during the Spring '08 term at Wayne State University.

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ch. 4 sample test - CHAPTER FOUR INTRODUCTION TO...

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