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WGU D514 QUESTIONS AND ANSWERS

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WGU D514 QUESTIONS AND ANSWERS

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WGU D514 QUESTIONS AND ANSWERS



Thebqualitybimprovementbteambisbreviewingbquarterlybincidentbreportsbandbevaluatingb
thebeffectbofbSixbSigmabstrategiesbonbthebquantitybofbmedicationberrorsboverbthebpast
btwobyears.bThebteambhypothesizesbabcontinuousbreductionbinbmedicalberrorsbforbeac
hbquarter.Thebsamplebconsistsbofbpatientbclinicalbandbdemographicbcharacteristics.bUn
fortunately,bcausationbcannotbbebdeterminedbfrombthebdatabavailable.Whichbresearchb
methodbshouldbbebusedbtobtestbthebteam'sbhypothesis?b
Time-Series
Cross-Sectional
Pretest-posttest
RandomizedbControlbTrialb-banswers--Time-series

Abhospitalbresearcherbhasbaccessbtobonebyearbofbhospitalbemergencybdepartmentbclai
msbdata.bThebresearcherbisbinvestigatingbthebassociationbofbracebonbthebtimelinessbof
bdeliverybofbcare.bThebsamplebincludesbinformationbonbpatientbdemographics,binsuran
cebinformation,bandbemergencybdepartmentbfactors.bDuebtobpatientbconfidentiality,bthe
bsamplebdoesbnotbincludebpatientbclinicalbinformationbandboutcomes.Whichbresearchb
methodbshouldbbebused?
Time-Series
Cross-Sectional
Pretest-posttest
RandomizedbControlbTrialb-banswers--CrossbSectional

Abpolicybanalystbisbinterestedbinbdeterminingbifbthebprospectivebpaymentbsystemb(PPS
)bhasbimprovedbhospitalbefficiencyboverbtimebduringbthebpastbtenbyears.bThebsamplebf
orbanalysisbconsistsbofbtenbyearsbofbdatabafterbthebintroductionbofbthebPPSbandbinclud
esbmeasuresbofbefficiencybandbotherbrelevantbcontrolbvariables.bThebanalystbhypothes
izesbthatbhospitalbefficiencybshouldbhavebincreasedbeachbyearbafterbthebPPSbwasbimp
lemented.Whichbresearchbmethodbshouldbthebanalystbuse?
Time-Series
Cross-Sectional
Pretest-posttest

, RandomizedbControlbTrialb-banswers--Time-Series

Whichbtypebofbdatabanalysisbcouldbbebusedbinbquantitativebresearch?
Reportingbthebgenderbofbparticipants
Rankingbthebseverityborderbwithb1basbthebworstbandb4basbthebbest
Reportingbthebdistributionbofbresultsborboutcomes
Usingbcategoricalbvariablesbwithb0=nobandb1=yesb-banswers--
Reportingbthebdistributionbofbresultsborboutcomes

Whatbisbabcharacteristicbofbqualitativebresearchbmethods?
Utilizesblargebsamplebsizes
Determinesbcausalbrelationships
Generalizesbresultsbtobthebpopulation
Introducesbsubjectivitybtobdatabcollectionb-banswers--
Introducesbsubjectivitybtobdatabcollection

Manybphysicianbpracticesbnowbutilizebanbelectronicbhealthbrecordb(EHR)bsystembthatbi
ncludesbabsecurebmessagingbfeature.bSomebofbthesebpracticesbhavebextendedbtheirbc
ontactbwithbpatientsbbybconductingbvirtualbvisitsbbetweenbpeoplebwithbdiabetesbandbnu
rsesbwhobarebcertifiedbdiabetesbeducators.bThebremotebtechnologybincludesbthebabilit
ybtobmonitorbbloodbglucosebdatabtobdeterminebifbthesebvaluesbarebwithinbgoalbrange.b
Afterbsixbmonths,bthebresultsbofbthebbloodbglucoseblevelsbforbthebgroupbparticipatingbi
nbthebvirtualbvisitsbwerebevaluated.Whichbresearchbmethodbwasbused?
Time-series
Clinicalbtrial
Pretest-posttest
Cross-sectionalb-banswers--Cross-sectional

Abresearcherbwantsbtobdeterminebwhetherbcontinuitybofbcarebisbimprovedbwithbthebuse
bofbcoordinationbofbcarebdocumentsbamongbprimarybcarebphysiciansbandbspecialists.b
Thebresearcherbdecidesbtobreviewbvariousbpublishedbstudiesbtobassessbthebclinicalbeff
ectivenessbofbthesebdocumentsbonbpatientboutcomes.Whichbresearchbmethodbisbbeing
bused?
Casebstudy
Cohortbstudy
Meta-analysis
Literaturebreviewb-banswers--Meta-analysis

Thebstatebpublicbhealthbresearcherbwantsbtobbeginbabfive-
yearbinitiativebtobcoordinatebimmunizationsbforbchildrenbinbthebfosterbcarebsystem.bThe
bresultsbwillbbebcomparedbtobpreviousbyearsbtobmeasurebthebeffectivenessbofbthebiniti
ative.Whichbresearchbmethodbshouldbbebusedbtobstudybthisbinitiative?
Casebstudy
Cohortbstudy
Longitudinalbstudy
Pre/post-studyb-banswers--Pre/post-study

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