Test Bank for Business Intelligence Analytics and Data Science A Managerial Perspective 4th Edition Sharda

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ce Managerial Perspective 4th Edition Sharda
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BusinessjIntelligence,j4ej(Sharda/Delen/Turban)
Chapterj2jDescriptivejAnalyticsjI:jNaturejofjData,jStatisticaljModeling,jandjV
isualization

1) OnejofjSiriusXM'sjchallengesjwasjtrackingjpotentialjcustomersjwhenjcarsjwerejsold.jAn
swer:j TRUE
Diff:j1 PagejRef:j54

2) Tojrespondjtojitsjmarketjchallenges,jSiriusXMjdecidedjtojfocusjonjmanufacturingjefficiency.jAns
wer:j FALSE
Diff:j2 PagejRef:j55

3) Datajisjthejcontextualizationjofjinformation,jthatjis,jinformationjsetjinjcontext.jAn
swer:j FALSE
Diff:j1 PagejRef:j98

4) DatajisjthejmainjingredientjforjanyjBI,jdatajscience,jandjbusinessjanalyticsjinitiative.jAns
wer:j TRUE
Diff:j2 PagejRef:j57

5) Predictivejalgorithmsjgenerallyjrequirejajflatjfilejwithjajtargetjvariable,jsojmakingjdatajanalyticsjre
adyjforjpredictionjmeansjthatjdatajsetsjmustjbejtransformedjintojajflat-
filejformatjandjmadejreadyjforjingestionjintojthosejpredictivejalgorithms.
Answer:j TRUE
Diff:j1 PagejRef:j58

6) Thejdatajstoragejcomponentjofjajbusinessjreportingjsystemjbuildsjthejvariousjreportsjandjhost
sjthemjfor,jorjdisseminatesjthemjtojusers.jItjalsojprovidesjnotification,jannotation,jcollaboration
,jandjotherjservices.
Answer:j FALSE
Diff:j2 PagejRef:j98

7) InjthejFEMAjcasejstudy,jthejBureauNetjsoftwarejwasjthejprimaryjreasonjbehindjthejincreasedjspee
djandjrelevancejofjthejreportsjFEMAjemployeesjreceived.
Answer:j TRUE
Diff:j2 PagejRef:j100

8) GooglejMapsjhasjsetjnewjstandardsjforjdatajvisualizationjwithjitsjintuitivejWebjmappingjsoft
ware.
Answer:j TRUE
Diff:j2 PagejRef:j103

9) Therejarejbasicjchartjtypesjandjspecializedjchartjtypes.jAjGanttjchartjisjajspecializedjchartjtype.
Answer:j TRUE
Diff:j2 PagejRef:j107



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ce Managerial Perspective 4th Edition Sharda
j j j j j




10) Visualizationjdiffersjfromjtraditionaljchartsjandjgraphsjinjcomplexityjofjdatajsetsjandjusejofjmult
iplejdimensionsjandjmeasures.
Answer:j TRUE
Diff:j2 PagejRef:j110

11) Whenjtellingjajstoryjduringjajpresentation,jitjisjbestjtojavoidjdescribingjhurdlesjthatjyourjchar
acterjmustjovercome,jtojavoidjsouringjthejmood.
Answer:j FALSE
Diff:j2 PagejRef:j113

12) Visualjanalyticsjisjaimedjatjanswering,j"Whatjisjitjhappening?"jandjisjusuallyjassociatedjwith
jbusinessjanalytics.

Answer:j FALSE
Diff:j3 PagejRef:j112

13) Dashboardsjprovidejvisualjdisplaysjofjimportantjinformationjthatjisjconsolidatedjandjarr
angedjacrossjseveraljscreensjtojmaintainjdatajorder.
Answer:j FALSE
Diff:j2 PagejRef:j117

14) InjthejDallasjCowboysjcasejstudy,jthejfocusjwasjonjusingjdatajanalyticsjtojdecidejwhichjplay
ersjwouldjplayjeveryjweek.
Answer:j FALSE
Diff:j2 PagejRef:j118

15) Datajsourcejreliabilityjmeansjthatjdatajarejcorrectjandjarejajgoodjmatchjforjthejanalyticsjprob
lem.
Answer:j FALSE
Diff:j1 PagejRef:j59

16) Datajaccessibilityjmeansjthatjthejdatajarejeasilyjandjreadilyjobtainable.jAn
swer:j TRUE
Diff:j3 PagejRef:j59

17) Structuredjdatajisjwhatjdatajminingjalgorithmsjusejandjcanjbejclassifiedjasjcategoricaljorjnum
eric.
Answer:j TRUE
Diff:j2 PagejRef:j61

18) Intervaljdatajarejvariablesjthatjcanjbejmeasuredjonjintervaljscales.jAn
swer:j TRUE
Diff:j2 PagejRef:j62

19) Nominaljdatajrepresentjthejlabelsjofjmultiplejclassesjusedjtojdividejajvariablejintojspecificjgrou
ps.
Answer:j FALSE
Diff:j2 PagejRef:j61

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ce Managerial Perspective 4th Edition Sharda
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20) Descriptivejstatisticsjisjalljaboutjdescribingjthejsamplejdatajonjhand.jAn
swer:j TRUE
Diff:j2 PagejRef:j75

21) Whichjcharacteristicjofjdatajmeansjthatjalljthejrequiredjdatajelementsjarejincludedjinjthejdatajset?
A) datajsourcejreliability
B) datajaccessibility
C) datajrichness
D) datajgranularityj
Answer:j C
Diff:j2 PagejRef:j59-60

22) Keyjperformancejindicatorsj(KPIs)jarejmetricsjtypicallyjusedjtojmeasure
A) databasejresponsiveness.
B) qualitativejfeedback.
C) externaljresults.
D) internaljresults.j
Answer:j D
Diff:j2 PagejRef:j99

23) KaplanjandjNortonjdevelopedjajreportjthatjpresentsjanjintegratedjviewjofjsuccessjinjthejorga
nizationjcalled
A) metricjmanagementjreports.
B) balancedjscorecard-typejreports.
C) dashboard-typejreports.
D) visualjreports.j
Answer:jB
Diff:j2 PagejRef:j99

24) Whichjcharacteristicjofjdatajrequiresjthatjthejvariablesjandjdatajvaluesjbejdefinedjatjthejlow
estj(orjasjlowjasjrequired)jleveljofjdetailjforjthejintendedjusejofjthejdata?
A) datajsourcejreliability
B) datajaccessibility
C) datajrichness
D) datajgranularityj
Answer:j D
Diff:j2 PagejRef:j59-60

25) WhichjofjthejfollowingjisjLEASTjrelatedjtojdata/informationjvisualization?
A) informationjgraphics
B) scientificjvisualization
C) statisticaljgraphics
D) graphicjartworkj
Answer:j D
Diff:j2 PagejRef:j101


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