1.2 EXERCISES SECTION 1.2 Data Classification 13 For Extra Help: MyLab Statistics Building Basic Skills and Vocabulary 1. Name each level of measurement for which data can be qualitative. 2. Name each level of measurement for which data can be quantitative. True or False? In Exercises 3–6, determine whether the statement is true or false. If it is false, rewrite it as a true statement. 3. Data at the ordinal level are quantitative only. 4. For data at the interval level, you cannot calculate meaningful differences between data entries. 5. More types of calculations can be performed with data at the nominal level than with data at the interval level. 6. Data at the ratio level cannot be put in order. Using and Interpreting Concepts Classifying Data by Type In Exercises 7–14, determine whether the data are qualitative or quantitative. Explain your reasoning. 7. Nationalities of passengers on a plane 8. Zip codes 9. Ages of dogs at a rescue facility 10. Capacities of commercial freezers 11. Types of flowers 12. Names of towns where branch campuses of a college are located 13. Distances of track events 14. Response times for a customer service representative Classifying Data By Level In Exercises 15–20, determine the level of measurement of the data set. Explain your reasoning. 15. Comedy Series The years that a television show on ABC won the Emmy for best comedy series are listed. (Source: Academy of Television Arts and Sciences) 1955 1979 1980 1981 1982 1988 2010 2011 2012 2013 2014 16. Business Schools The top ten colleges in terms of value for the money according to U.S. News & World Report are listed. (Source: U.S. News & World Report) 1. Harvard 6. Columbia 2. Princeton 7. Stanford 3. Gallaudet 8. Rice 4. Yale 9. Vanderbilt 5. MIT 10. Dartmouth
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