test-bank-statistics-for-business-and-economics-revised-10th-edition-anderson - Full file at

Test-bank-statistics-for-business-and-economics-revised-10th-edition-anderson

  • Harvard University
  • ECON 232
  • Test Prep
  • eeasysemester
  • 22
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Full file at CHAPTER 2—DESCRIPTIVE STATISTICS: TABULAR AND GRAPHICAL PRESENTATIONS MULTIPLE CHOICE 1.A frequency distribution is a tabular summary of data showing the a.fraction of items in several classesb.percentage of items in several classesc.relative percentage of items in several classesd.number of items in several classesANS: D 2.A frequency distribution is 3.A tabular summary of a set of data showing the fraction of the total number of items in several classes is a 4.Qualitative data can be graphically represented by using a(n) 5.The relative frequency of a class is computed by a.dividing the midpoint of the class by the sample sizeb.dividing the frequency of the class by the midpointc.dividing the sample size by the frequency of the classd.dividing the frequency of the class by the sample sizeANS: D 6.The percent frequency of a class is computed by
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Full file at 7.The sum of frequencies for all classes will always equal 8.Fifteen percent of the students in a school of Business Administration are majoring in Economics, 20%in Finance, 35% in Management, and 30% in Accounting. The graphical device(s) which can be used to present these data is (are) 9.A researcher is gathering data from four geographical areas designated: South = 1; North = 2; East = 3;West = 4. The designated geographical regions represent a.qualitative datab.quantitative datac.label datad.either quantitative or qualitative dataANS: A
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