Test Bank for Business Analytics Data Analysis & Decision Making, 28th Edition by Albright.pdf

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CHe02e-eDescriptiveeStatistics
MultipleeChoice

1. Aequantityeofeinterestethatecanetakeeonedifferentevalueseiseknowneasea(n)
a. variable. b.eparameter.
c.esample. d.eobservation.
ANSWER: a
RATIONALE:
Aecharacteristiceoreaequantityeofeinterestethatecanetakeeonedifferentevalueseiseknownease
aevariable.
POINTS: 1
DIFFICULTY: Easy
REFERENCES: OVERVIEWeOFeUSINGeDATA:eDEFINITIONSeANDeGOALS
QUESTIONeTYPE: MultipleeChoice
HASeVARIABLES: False
NATIONALeSTANDARDS:e UnitedeStatese-eBUSPROG:eAnalytic
UnitedeStatese-eDISC:e-eDescriptiveeStatistics
KEYWORDS:
Bloom’s:eRemembere
DATEeCREATED:
1/23/2018e10:15eAMe
DATEeMODIFIED: 3/19/2018e9:53eAM

2. Aeseteofevaluesecorrespondingetoeaeseteofevariableseisedefinedeasea(n)
a. quantity. b.eevent.
c.efactor. d.eobservation.
ANSWER: d
RATIONALE: Aneobservationeiseaeseteofevaluesecorrespondingetoeaeseteofevariables.
POINTS: 1
DIFFICULTY: Easy
REFERENCES: OVERVIEWeOFeUSINGeDATA:eDEFINITIONSeANDeGOALS
QUESTIONeTYPE: MultipleeChoice
HASeVARIABLES: False
NATIONALeSTANDARDS:e UnitedeStatese-eBUSPROG:eAnalytic
UnitedeStatese-eDISC:e-eDescriptiveeStatistics
KEYWORDS:
Bloom’s:eRemembere
DATEeCREATED:
1/23/2018e10:15eAMe
DATEeMODIFIED: 3/19/2018e9:53eAM

3. Theedifferenceeineaevariableemeasuredeovereobservationse(time,ecustomers,eitems,eetc.)eiseknowneas
a. observededifferences. b.evariation.
c.evariableechange. d.edescriptiveeanalytics.
ANSWER: b
RATIONALE:
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, DOWNLOAD THE Test Bank for Business Analytics 3rd Edition Camm
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CHe02e-eDescriptiveeStatistics
Variationeisetheedifferenceeineaevariableemeasuredeovereobservationse(time,ecustomers,eitem
s,eetc.).
POINTS: 1
DIFFICULTY: Moderate
REFERENCES: OVERVIEWeOFeUSINGeDATA:eDEFINITIONSeANDeGOALS
QUESTIONeTYPE: MultipleeChoice




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mGyR
nuArD
syEte
SsLt.AstBo.
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, DOWNLOAD THE Test Bank for Business Analytics 3rd Edition Camm
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CHe02e-eDescriptiveeStatistics

HASeVARIABLES: False
NATIONALeSTANDARDS:e UnitedeStatese-eBUSPROG:eAnalytic
UnitedeStatese-eDISC:e-eDescriptiveeStatistics
KEYWORDS:
Bloom’s:eRemembere
DATEeCREATED:
1/23/2018e10:15eAMe
DATEeMODIFIED: 3/19/2018e9:53eAM

4. actseaseaerepresentativeeofetheepopulation.
a. Theevariable b.eTheevariance
c.eAesample d.eAerandomevariable
ANSWER: c
RATIONALE:
Aesubseteofetheepopulationeiseknowneaseaesample,eandeactseaseaerepresentativeeofeth
eepopulation.
POINTS: 1
DIFFICULTY: Easy
REFERENCES: TYPESeOFeDATA
QUESTIONeTYPE: MultipleeChoice
HASeVARIABLES: False
NATIONALeSTANDARDS:e UnitedeStatese-eBUSPROG:eAnalytic
UnitedeStatese-eDISC:e-eDescriptiveeStatistics
KEYWORDS:
Bloom’s:eRemembere
DATEeCREATED:
1/23/2018e10:15eAMe
DATEeMODIFIED: 3/19/2018e9:53eAM

5. Theeacteofecollectingedataethateareerepresentativeeofetheepopulationedataeisecalled
a. randomesampling. b.esampleedata.
c.epopulationesampling. d.esourceseofedata.
ANSWER: a
RATIONALE: Aerepresentativeesampleecanebeegatheredebyerandomesamplingeofetheepopulationedata.
POINTS: 1
DIFFICULTY: Easy
REFERENCES: TYPESeOFeDATA
QUESTIONeTYPE: MultipleeChoice
HASeVARIABLES: False
NATIONALeSTANDARDS:e UnitedeStatese-eBUSPROG:eAnalytic
UnitedeStatese-eDISC:e-eDescriptiveeStatistics
KEYWORDS:
Bloom’s:eRemembere
DATEeCREATED:
1/23/2018e10:15eAMe
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