Unformatted text preview: space outcomes
that correspond to the event.
TRUE AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability 7. If events A and B are mutually exclusive, then P(AB) is always equal to zero.
TRUE AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Hard
Topic: Probability & Mutually Exclusive Events 8. If events A and B are independent, then P(AB) is always equal to zero.
FALSE AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability & Independence 1279 Chapter 01  An Introduction to Business Statistics 9. If events A and B are mutually exclusive, then P(A
TRUE B) is always equal to zero. AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Easy
Topic: Probability & Mutually Exclusive Events 10. Events that have no sample space outcomes in common, and, therefore cannot occur
simultaneously are referred to as independent events.
FALSE AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability & Independence Multiple Choice Questions 11. Two mutually exclusive events having positive probabilities are ______________
dependent.
A. Always
B. Sometimes
C. Never AACSB: Reflective Thinking
Bloom's: Comprehension
Difficulty: Hard
Topic: Probability & Mutually Exclusive Events 1280 Chapter 01  An Introduction to Business Statistics 12. ___________________ is a measure of the chance that an uncertain event will occur.
A. Random experiment
B. Sample Space
C. Probability
D. A complement
E. A population AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability 13. A manager has just received the expense checks for six of her employees. She randomly
distributes the checks to the six employees. What is the probability that exactly five of them
will receive the correct checks (checks with the correct names)?
A. 1
B. ½
C. 1/6
D. 0
E. 1/3 AACSB: Reflective Thinking
Bloom's: Application
Difficulty: Hard
Topic: Probability 14. In which of the following are the two events A and B, always independent?
A. A and B are mutually exclusive.
B. The probability of event A is not influenced by the probability of event B.
C. The intersection of A and B is zero.
D. P(AB) = P(A).
E. B and D. AACSB: Reflective Thinking
Bloom's: Comprehension
Difficulty: Hard
Topic: Probability & Independence 1281 Chapter 01  An Introduction to Business Statistics 15. If two events are independent, we can _____ their probabilities to determine the
intersection probability.
A. Divide
B. Add
C. Multiply
D. Subtract AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Easy
Topic: Probability & Independence 16. Events that have no sample space outcomes in common, and therefore, cannot occur
simultaneously are:
A. Independent
B. Mutually Exclusive
C. Intersections
D. Unions AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability & Mutually Exclusive Events 17. If events A and B are independent, then the probability of simultaneous occurrence of
event A and event B can be found with:
A. P(A)•P(B)
B. P(A)•P(AB)
C. P(B)•P(AB))
D. All of the above are correct AACSB: Reflective Thinking
Bloom's: Comprehension
Difficulty: Hard
Topic: Probability & Independence 1282 Chapter 01  An Introduction to Business Statistics 18. The set of all possible experimental outcomes is called a(n):
A. Sample space
B. Event
C. Experiment
D. Probability AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Easy
Topic: Probability 19. A ____________ is the probability that one event will occur given that we know that
another event already has occurred.
A. Sample space outcome
B. Subjective Probability
C. Complement of events
D. Longrun relative frequency
E. Conditional probability AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability & Conditional 20. The _______ of two events X and Y is another event that consists of the sample space
outcomes belonging to either event X or event Y or both event X and Y.
A. Complement
B. Union
C. Intersection
D. Conditional probability AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability & Union 1283 Chapter 01  An Introduction to Business Statistics 21. If P(A) > 0 and P(B) > 0 and events A and B are independent, then:
A. P(A) = P(B)
B. P((AB)) = P(A)
C. P(A B) = 0
D. P(A B) = P(A) P(B A) AACSB: Reflective Thinking
Bloom's: Comprehension
Difficulty: Medium
Topic: Probability & Independence 22. P(A B) = P(A) + P(B)  P(A B) represents the formula for the
A. conditional probability
B. addition rule
C. addition rule for two mutually exclusive events
D. multiplication rule AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability 23. A(n) _____ is the set of all of the distinct possible outcomes of an experiment.
A. Sample Space
B. Union
C. Intersection
D. Observation AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Probability 1284...
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 Winter '14
 Frequency, Frequency distribution, Histogram, AACSB, Statistical charts and diagrams

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