Elementary Statistics: Picturing the World, 6th Edition Test Bank

Elementary Statistics: Picturing the World, 6th Edition Test Bank makes learning easy with a structured format, concise explanations, and plenty of practice material.

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Ch.1IntroductiontoStatistics1.1AnOverviewofStatistics1DistinguishBetweenaPopulationandaSampleMULTIPLECHOICE.Choosetheonealternativethatbestcompletesthestatementoranswersthequestion.Determinewhetherthedatasetisapopulationorasample.1) TheageofeveryfourthpersonenteringadepartmentstoreA) sampleB) population2) TheageofeachemployeeatalocalgrocerystoreA) populationB) sampleSHORTANSWER.Writethewordorphrasethatbestcompleteseachstatementoranswersthequestion.Identifythepopulationandthesample.3) Asurveyof1782Americanhouseholdsfoundthat80%ofthehouseholdsownacomputer.4) When1886Americanhouseholdsweresurveyed,itwasfoundthat85%ofthemownedtwocars.5) Asurveyof2625elementaryschoolchildrenfoundthat28%ofthechildrencouldbeclassifiedasobese.MULTIPLECHOICE.Choosetheonealternativethatbestcompletesthestatementoranswersthequestion.UsetheVenndiagramtoidentifythepopulationandthesample.6)A) Population:Magazinesubscribers;Sample;MagazinesubscriberswhorenewtheirsubscriptionB) Population:Magazinesubscriberswhorenewtheirsubscription;Sample:Magazinesubscribers2DistinguishBetweenaParameterandaStatisticSHORTANSWER.Writethewordorphrasethatbestcompleteseachstatementoranswersthequestion.Determinewhetherthenumericalvalueisaparameterorastatistic.Explainyourreasoning.1) Arecentsurveybythealumniofamajoruniversityindicatedthattheaveragesalaryof7500ofits200,000graduateswas$95,000.2) Theaveragesalaryofallassembly-lineemployeesatacertaincarmanufactureris$42,000.3) Asurveyof1208studentswastakenfromauniversitywith20,000 students.Page1

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Elementary Statistics: Picturing Th...

Elementary Statistics: Picturing the World, 6th Edition Test Bank

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