Test Bank for Business Statistics For Contemporary Decision Making 8th Edition by Black

,File:hch01,hChapterh1:hIntroductionhtohStatisticsh


True/False



1. Virtuallyhallhareashofhbusinesshusehstatisticshinhdecisionhmaking.h
Ans:hTrue
Response:hSeehsectionh1.1,hStatisticshinhBusinessh
Difficulty:hEasy
LearninghObjective:h1.1:hListhquantitativehandhgraphicalhexampleshofhstatisticshwithinhahbusinesshcontext.


2. Statisticshcanhbehusedhtohpredicththehbusinesshfuture.h
Ans:hTrue
Response:hSeehsectionh1.1,hStatisticshinhBusinessh
Difficulty:hEasy
LearninghObjective:h1.1:hListhquantitativehandhgraphicalhexampleshofhstatisticshwithinhahbusinesshcontext.


3. Statisticsharehusedhtohmarkethvitamins.h
Ans:hTrue
Response:hSeehsectionh1.1,hStatisticshinhBusinessh
Difficulty:hEasy
LearninghObjective:h1.1:hListhquantitativehandhgraphicalhexampleshofhstatisticshwithinhahbusinesshcontext.

4. Ahlisthofhfinalhgradeshinhanhintroductoryhclasshinhbusinesshishanhexamplehofhstatisticsh
Ans:hfalse
Response:hSeehsectionh1.1,hStatisticshinhBusinessh
Difficulty:hEasy
LearninghObjective:h1.1:hListhquantitativehandhgraphicalhexampleshofhstatisticshwithinhahbusinesshcontext.


5. Thehcompletehcollectionhofhallhentitieshunderhstudyhishcalledhthehsample.h
Ans:hFalse
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hEasy
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.


6. Ahportionhorhsubsethofhthehentitieshunderhstudyhishcalledhthehstatistic.h
Ans:hFalse
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hEasy
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.

,7. Ahdescriptivehmeasurehofhthehpopulationhishcalledhahparameter.h
Ans:hTrue
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hEasy
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.


8. Ahcensushishthehprocesshofhgatheringhdatahonhallhthehentitieshinhthehpopulation.h
Ans:hTrue
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hEasy
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.



9. Statisticshishcommonlyhdividedhintohtwohbrancheshcalledhdescriptivehstatisticshandhsummaryhstatistics.h
Ans:hFalse
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hEasy
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.



10. Ahdescriptivehmeasurehofhthehsamplehishcalledhahstatistic.h
Ans:hTrue
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hEasy
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.



11. Gatheringhdatahfromhahsamplehtohreachhconclusionshabouththehpopulationhfromhwhichhthehsamplehwash
drawnhishcalledhdescriptivehstatistics.
Ans:hFalse
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hMedium
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.


12. Calculationhofhpopulationhparametershishusuallyheitherhimpossiblehorhexcessivelyhtimehconsuminghandh
costly.
Ans:hTrue
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hEasy
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.

, 13. Thehbasishforhinferentialhstatisticshishthehabilityhtohmakehdecisionshabouthpopulationhparametershwithouth
havinghtohcompletehahcensushofhthehpopulation.
Ans:hTrue
Response:hSeehsectionh1.2,hBasichStatisticalhConceptsh
Difficulty:hEasy
LearninghObjective:h1.2:h definehimportanthstatisticalhterms,hincludinghpopulation,hsample,handhparameter,h
ashtheyhrelatehtohdescriptivehandhinferentialhstatistics.



14. Ahvariablehishahnumericalhdescriptionhofheachhofhthehpossiblehoutcomeshofhanhexperiment.h
Ans:hTrue
Response:hSeehsectionh1.3hVariablehandhdatah
Difficulty:hMedium
LearninghObjective:h1.3:hExplainhthehdifferencehbetweenhvariables,hmeasurement,handhdata.


15. Variableshandhmeasurementhdataharehinterchangeablehterms.h
Ans:hFalse
Response:hSeehsectionh1.3hVariablehandhdatah
Difficulty:hMedium
LearninghObjective:h1.3:hExplainhthehdifferencehbetweenhvariables,hmeasurement,handhdata.


16. Measurementshoccurhwhenhahstandardhprocesshishusedhtohassignhnumbershtohattributeshorhcharacteristicsh
ofhahvariable.
Ans:hTrue
Response:hSeehsectionh1.3hVariablehandhdatah
Difficulty:hMedium
LearninghObjective:h1.3:hExplainhthehdifferencehbetweenhvariables,hmeasurement,handhdata.


17. Allhnumericalhdatahmusthbehanalyzedhstatisticallyhinhthehsamehwayhbecausehallhofhthemharehrepresentedhb
yhnumbers.
Ans:hFalse
Response:hSeehsectionh1.4,hDatahMeasurementh
Difficulty:hMedium
LearninghObjective:h1.4:hComparehthehfourhdifferenthlevelshofhdata:hnominal,hordinal,hinterval,handhratio.


18. Thehmannerhinhwhichhnumericalhdatahcanhbehanalyzedhstatisticallyhdependshonhthehlevelhofhdatah
measurementhrepresentedhbyhnumbershbeinghanalyzed.
Ans:hTrue
Response:hSeehsectionh1.4,hDatahMeasurementh
Difficulty:hMedium
LearninghObjective:h1.4:hComparehthehfourhdifferenthlevelshofhdata:hnominal,hordinal,hinterval,handhratio.