S9 - incomes for all 50 states. She would report her data...

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1. Tim was planning for a meeting with his boss to discuss a raise in his annual salary. In preparation, he wanted to use the Consumer Price Index to determine the percentage increase in his salary in terms of real income over the last three years. Which of the 4 methods of data collection was involved when he used the Consumer Price Index? a) published sources b) experimentation c) surveying d) observation ANSWER: a TYPE: MC DIFFICULTY: Easy KEYWORDS: sources of data 2. Which of the 4 methods of data collection is involved when a person records the use of the Los Angeles freeway system? a) published sources b) experimentation c) surveying d) observation ANSWER: d TYPE: MC DIFFICULTY: Moderate KEYWORDS: sources of data 3. A statistics student found a reference in the campus library that contained the median family
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Unformatted text preview: incomes for all 50 states. She would report her data as being collected using a) a designed experiment. b) observational data. c) a random sample. d) a published source. ANSWER: d TYPE: MC DIFFICULTY: Easy KEYWORDS: sources of data 4. The personnel director at a large company studied the eating habits of the companys employees. The director noted whether employees brought their own lunches to work, ate at the company cafeteria, or went out to lunch. The goal of the study was to improve the food service at the company cafeteria. This type of data collection would best be considered as a) an observational study. b) a designed experiment. c) a random sample. d) a quota sample. ANSWER: a TYPE: MC DIFFICULTY: Easy KEYWORDS: sources of data...
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