1-20chapter stats

An example of a qualitative variable is the mileage

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Unformatted text preview: ng Bloom's: Comprehension Difficulty: Easy Topic: Variable 1-13 Chapter 01 - An Introduction to Business Statistics 7. Statistical inference is the science of using a sample of measurements to make generalization about the important aspects of a population of measurements. TRUE AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Medium Topic: Sample 8. If we sample without replacement, we do not place the unit chosen on a particular selection back into the population. TRUE AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Medium Topic: Sample 9. By taking a systematic sample, in which we select every 100th shopper arriving at a specific store, we are approximating a random sample of shoppers. TRUE AACSB: Reflective Thinking Bloom's: Comprehension Difficulty: Medium Topic: Sample 1-14 Chapter 01 - An Introduction to Business Statistics Multiple Choice Questions 10. Statistical methods help to: A. Demonstrate the need for improvement B. Identify ways to make improvements C. Assess whether or not improvement activities have been successful D. Estimate the benefits of improvement E. All of the above AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Easy Topic: Process/Statistical Control 11. Ratio variables have the following characteristics: A. Meaningful order B. An inherently defined zero value C. Categorical in nature D. Predictable AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Easy Topic: Variable 12. When we are choosing a random sample and we do not place chosen units back into the population, we are: A. Sampling with Replacement B. Sampling without Replacement C. Using a Systematic Sample D. Using a Voluntary Response Sample AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Medium Topic: Sample 1-15 Chapter 01 - An Introduction to Business Statistics 13. Which of the following is a quantitative variable? A. The make of a TV B. A person's gender C. Mileage of a car D. Whether a person is a college graduate E. Whether a person has a charge account AACSB: Reflective Thinking Bloom's: Comprehension Difficulty: Easy Topic: Variable 14. Which of the following is a categorical variable? A. Air Temperature B. Bank Account Balance C. Daily Sales in a Store D. Whether a Person Has a Traffic Violation E. Value of Company Stock AACSB: Reflective Thinking Bloom's: Comprehension Difficulty: Medium Topic: Variable 15. Measurements from a population are called A. Statistics B. Observations C. Variables D. Processes AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Medium Topic: Population 1-16 Chapter 01 - An Introduction to Business Statistics 16. In studying processes, we are interested in examining a characteristic that tells us about the _____ of output. A. Random Sampling B. Statistics C. Variable D. Quality AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Easy Topic: Process/Statistical Control 17. The two types of quantitative variables are: A. Ordinal and ratio B. Interval and ordinal C. Nominative and ordinal D. Interval and ratio E. Nominative and interval AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Medium Topic: Variable 18. Temperature (in degrees Fahrenheit) is an example of a(n) ________ variable. A. Nominative B. Ordinal C. Interval D. Ratio AACSB: Reflective Thinking Bloom's: Comprehension Difficulty: Medium Topic: Variable 1-17 Chapter 01 - An Introduction to Business Statistics 19. Jersey numbers of soccer players is an example of a(n) ___________ variable. A. Nominative B. Ordinal C. Interval D. Ratio AACSB: Reflective Thinking Bloom's: Comprehension Difficulty: Medium Topic: Variable 20. Weights of items obtained using a well-adjusted scale represents a(n) _____________ level of measurement. A. Nominative B. Ordinal C. Interval D. Ratio AACSB: Reflective Thinking Bloom's: Comprehension Difficulty: Medium Topic: Variable 21. An identification of police officers by rank would represent a(n) ____________ level of measurement. A. Nominative B. Ordinal C. Interval D. Ratio AACSB: Reflective Thinking Bloom's: Comprehension Difficulty: Medium Topic: Variable 1-18 Chapter 01 - An Introduction to Business Statistics 22. __________ is a necessary component of a runs plot. A. Observation over time B. Qualitative variable C. Random sampling of the data D. Voluntary response data AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Medium Topic: Process/Statistical Control 23. ______________ is the science of using a sample to make generalizations about the important aspects of a population. A. Statistical Process Control B. Descriptive Statistics C. Random sample D. Statistical Inference AACSB: Reflective Thinking Bloom's: Knowledge Difficulty: Easy Topic: Population 24. College entrance exam scores, such as SAT scores, are an example of a(n) ________________ variable. A. Ordinal B. Ratio C. Nominative D. Interval AACSB: Reflective Thinking Bloom's: Comprehension Difficulty: Hard Topic: Variable 1-19 Chapter 01 - An Introduction to Business St...
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