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Unformatted text preview: SAMPLE PROBLE MS FOR EST2703 EXAM #1 1. The average height of all men in the United States is an example of a A. Population B. Sample C. Parameter D. Statistic 2. The number of text books purchased by incoming freshmen the first day of class is an example of a A . Discrete variable B. Continuous variable C. Qualitative variable D. Constant 3. Which of the following is an example of a statistic? A. 250 men selected a random to participate in a study on the height of US men B. All the men in the United States C. The standard deviation of the height of all men in the United States D. The range of heights of 250 men selected a random to participate in a study on the height of US men 4. The US Air Force wants to determine the percentage of enlisted personnel that have a college degree. They select 4000 personnel records at random and find that 1856 of the selected people have college degrees. The 4000 records selected make up the population of interest. A. True B. False 5. One factor in a nationwide study is the age of a person when they suffered their first heart attack. This is an example of a A. Discrete variable B. Continuous variable C. Qualitative variable D. Constant Use the following chart to answer the next 4 questions....
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This note was uploaded on 09/11/2011 for the course TERM 1 taught by Professor Smith during the Spring '11 term at FIT.
- Spring '11