WGU D514 EXAM QUESTIONS AND ANSWERS

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WGU D514 EXAM QUESTIONS AND ANSWERS

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WGU D514 EXAM QUESTIONS AND ANSWERS

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WGU D514 EXAM QUESTIONS AND
ANSWERS

The43quality43improvement43team43is43reviewing43quarterly43incident43reports43and43eval
uating43the43effect43of43Six43Sigma43strategies43on43the43quantity43of43medication43error
s43over43the43past43two43years.43The43team43hypothesizes43a43continuous43reduction43in
43medical43errors43for43each43quarter.The43sample43consists43of43patient43clinical43and43
demographic43characteristics.43Unfortunately,43causation43cannot43be43determined43fro
m43the43data43available.Which43research43method43should43be43used43to43test43the43tea
m's43hypothesis?43
Time-Series
Cross-Sectional
Pretest-posttest
Randomized43Control43Trial43-43answer--Time-series

A43hospital43researcher43has43access43to43one43year43of43hospital43emergency43depart
ment43claims43data.43The43researcher43is43investigating43the43association43of43race43on4
3the43timeliness43of43delivery43of43care.43The43sample43includes43information43on43patie
nt43demographics,43insurance43information,43and43emergency43department43factors.43D
ue43to43patient43confidentiality,43the43sample43does43not43include43patient43clinical43infor
mation43and43outcomes.Which43research43method43should43be43used?
Time-Series
Cross-Sectional
Pretest-posttest
Randomized43Control43Trial43-43answer--Cross43Sectional

A43policy43analyst43is43interested43in43determining43if43the43prospective43payment43syste
m43(PPS)43has43improved43hospital43efficiency43over43time43during43the43past43ten43year
s.43The43sample43for43analysis43consists43of43ten43years43of43data43after43the43introducti
on43of43the43PPS43and43includes43measures43of43efficiency43and43other43relevant43contr
ol43variables.43The43analyst43hypothesizes43that43hospital43efficiency43should43have43inc
reased43each43year43after43the43PPS43was43implemented.Which43research43method43sh
ould43the43analyst43use?
Time-Series
Cross-Sectional
Pretest-posttest
Randomized43Control43Trial43-43answer--Time-Series

, Which43type43of43data43analysis43could43be43used43in43quantitative43research?
Reporting43the43gender43of43participants
Ranking43the43severity43order43with43143as43the43worst43and43443as43the43best
Reporting43the43distribution43of43results43or43outcomes
Using43categorical43variables43with430=no43and431=yes43-43answer--
Reporting43the43distribution43of43results43or43outcomes

What43is43a43characteristic43of43qualitative43research43methods?
Utilizes43large43sample43sizes
Determines43causal43relationships
Generalizes43results43to43the43population
Introduces43subjectivity43to43data43collection43-43answer--
Introduces43subjectivity43to43data43collection

Many43physician43practices43now43utilize43an43electronic43health43record43(EHR)43syste
m43that43includes43a43secure43messaging43feature.43Some43of43these43practices43have43
extended43their43contact43with43patients43by43conducting43virtual43visits43between43peop
le43with43diabetes43and43nurses43who43are43certified43diabetes43educators.43The43remot
e43technology43includes43the43ability43to43monitor43blood43glucose43data43to43determine4
3if43these43values43are43within43goal43range.43After43six43months,43the43results43of43the43
blood43glucose43levels43for43the43group43participating43in43the43virtual43visits43were43eval
uated.Which43research43method43was43used?
Time-series
Clinical43trial
Pretest-posttest
Cross-sectional43-43answer--Cross-sectional

A43researcher43wants43to43determine43whether43continuity43of43care43is43improved43with
43the43use43of43coordination43of43care43documents43among43primary43care43physicians43
and43specialists.43The43researcher43decides43to43review43various43published43studies43t
o43assess43the43clinical43effectiveness43of43these43documents43on43patient43outcomes.
Which43research43method43is43being43used?
Case43study
Cohort43study
Meta-analysis
Literature43review43-43answer--Meta-analysis

The43state43public43health43researcher43wants43to43begin43a43five-
year43initiative43to43coordinate43immunizations43for43children43in43the43foster43care43syst
em.43The43results43will43be43compared43to43previous43years43to43measure43the43effectiv
eness43of43the43initiative.Which43research43method43should43be43used43to43study43this43i
nitiative?
Case43study
Cohort43study
Longitudinal43study
Pre/post-study43-43answer--Pre/post-study

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Number of pages: 14
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