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1、SolutionstoEnd-of-SectionandChapterReviewProblems43CHAPTER11.1(a)Thetypeofbeveragesoldyieldscategoricalor“qualitative”responses.(b)Thetypeofbeveragesoldyieldsdistinctcategoriesinwhichnoorderingisimplied.1.2ThreesizesofU.S.businessesareclassifiedintodistinctcategories—small,medium,andlarge—i
2、nwhichorderisimplied.1.3(a)ThetimeittakestodownloadavideofromtheInternetisacontinuousnumericalor“quantitative”variablebecausetimecanhaveanyvaluefrom0toanyreasonableunitoftime.(b)Thedownloadtimeisaratioscaledvariablebecausethetruezeropointinthemeasurementiszerounitsoftime.1.4(a)Thenumberofce
3、llphonesisanumericalvariablethatisdiscretebecausetheoutcomeisacount.Itisratioscaledbecauseithasatruezeropoint.(b)Monthlydatausageisanumericalvariablethatiscontinuousbecauseanyvaluewithinarangeofvaluescanoccur.Itisratioscaledbecauseithasatruezeropoint.(c)Numberoftextmessagesexchangedpermonth
4、isanumericalvariablethatisdiscretebecausetheoutcomeisacount.Itisratioscaledbecauseithasatruezeropoint.(d)Voiceusagepermonthisanumericalvariablethatiscontinuousbecauseanyvaluewithinarangeofvaluescanoccur.Itisratioscaledbecauseithasatruezeropoint.(e)Whetheracellphoneisusedforemailisacategoric
5、alvariablebecausetheanswercanbeonlyyesorno.Thisalsomakesitanominal-scaledvariable.1.5(a)numerical,continuous,ratioscale(b)numerical,discrete,ratioscale(c)categorical,nominalscale(d)categorical,nominalscale1.6(a)Categorical,nominalscale.(b)Numerical,continuous,ratioscale.(c)Categorical,nomin
6、alscale.(d)Numerical,discrete,ratioscale.(e)Categorical,nominalscale.1.7(a)numerical,continuous,ratioscale*(b)categorical,nominalscale(c)categorical,nominalscale(d)numerical,discrete,ratioscale*Someresearchersconsidermoneyasadiscretenumericalvariablebecauseitcanbe“counted.”Copyright©2014Pea
7、rsonEducation,Inc.SolutionstoEnd-of-SectionandChapterReviewProblems431.8(a)numerical,continuous,ratioscale*(b)numerical,discrete,ratioscale(c)numerical,continuous,ratioscale*(d)categorical,nominal*Someresearchersconsidermoneyasadiscretenumericalvariableb
