SME_8e_Ch_02_Section_1

# SME_8e_Ch_02_Section_1 - CHAPTER 2 SECTION 1: GRAPHICAL AND...

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1 CHAPTER 2 SECTION 1: GRAPHICAL AND TABULAR DESCRIPTIVE TECHNIQUES MULTIPLE CHOICE 1. The classification of student major (accounting, economics, management, marketing, other) is an example of a(n) a. nominal random variable. b. interval random variable. c. continuous random variable. d. parameter. ANS: A PTS: 1 REF: SECTION 2.1 2. The classification of student class designation (freshman, sophomore, junior, senior) is an example of a(n) a. nominal random variable. b. interval random variable. c. ordinal random variable. d. a parameter. ANS: C PTS: 1 REF: SECTION 2.1 3. A researcher wishes to estimate the textbook costs of first-year students at Ferris State University. To do so, he recorded the textbook cost of 200 first-year students and found that their average textbook cost was \$275 per semester. The variable of interest to the researcher is a. textbook cost. b. class rank. c. number of students. d. name of university. ANS: A PTS: 1 REF: SECTION 2.1 4. All calculations are permitted on what type of data? a. Interval data b. Nominal data c. Ordinal data d. All of these choices are true. ANS: A PTS: 1 REF: SECTION 2.1 5. Values must represent ordered rankings for what type of data? a. Interval data b. Nominal data c. Ordinal data d. None of these choices. ANS: C PTS: 1 REF: SECTION 2.1

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2 6. For what type of data are frequencies the only calculations that can be done? a. Interval data b. Nominal data c. Ordinal data d. None of these choices. ANS: B PTS: 1 REF: SECTION 2.1 7. For which type of data are the values arbitrary numbers? a. Interval data b. Nominal data c. Ordinal data d. None of these choices. ANS: B PTS: 1 REF: SECTION 2.1 TRUE/FALSE 8. Your gender is a nominal variable. ANS: T PTS: 1 REF: SECTION 2.1 9. Your final grade in a course (A, B, C, D, E) is a nominal variable. ANS: F PTS: 1 REF: SECTION 2.1 10. Your age is an interval variable. ANS: T
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## This note was uploaded on 09/28/2010 for the course FINOPMGT 250 taught by Professor Kumar during the Spring '10 term at University of Massachusetts Boston.

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SME_8e_Ch_02_Section_1 - CHAPTER 2 SECTION 1: GRAPHICAL AND...

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