Page 1 of 44
WGU D514 OBJECTIVE ASSESSMENT AND PRACTICE EXAM
NEWEST 2025 TEST BANK| D514 ANALYTICAL METHODS OF
HEALTHCARE LEADERS OA & PA EXAM WITH COMPLETE
200 REAL EXAM QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) GRADED A+
The public health department is interested in the impact of emergency
services provided to trauma patients at accident scenes. Which type of
database can provide this type of information?
A. Reporting
B. Transactional
C. Data warehouses
D. Disease registries - Correct Answer - Disease registries
A researcher is investigating factors that influence emergency
department wait times for all urban hospitals in the United States. Which
type of database should the researcher use?
A. Reporting
B. Relational
C. Disease registry
D. Data warehouse - Correct Answer - Data warehouse
An orthopedic surgical team implemented a new approach for a knee
replacement procedure due to a high rate of failure with the prior
procedure. After six months, the team wants to evaluate all patients
receiving the new procedure. Which data source is needed for this
analysis report?
pg. 1
,Page 2 of 44
A. National Institutes of Health (NIH)
B. Centers for Medicare and Medicaid Services (CMS)
C. Length of Stay (LOS)
D. Electronic Health Record (EHR) - Correct Answer - Electronic
Health Record (EHR)
A hospital financial analyst is evaluating the return on investment
following the purchase of new endoscopy equipment.Which data source
is needed for an analysis report?
A. LOS
B. CMS
C. Claims records
D. Reimbursement records - Correct Answer - Reimbursement records
A researcher is evaluating clinical referrals to behavioral health services
for patients diagnosed with chronic depression.Which data source is
needed for this analysis report?
A. Claims records
B. Readmission records
C. Electronic health records
D. Patient satisfaction records - Correct Answer - Electronic health
records
Which approach should be used by an insurance company to construct a
database used to generate ad-hoc reports at the claim level?
pg. 2
,Page 3 of 44
A. Flat file
B. De-identified
C. Multidimensional
D. Research-identified - Correct Answer - Multidimensional
Which approach should be used to construct a database used for
comparing pretest and posttest results for a new drug intervention?
A. Rollup
B. Flat file
C. Object-oriented
D. Research-identified - Correct Answer - Research-identified
The state public health researcher wants to begin a five-year initiative to
coordinate immunizations for children in the foster care system. The
results will be compared to previous years to measure the effectiveness
of the initiative.Which research method should be used to study this
initiative?
A. Case study
B. Cohort study
C. Longitudinal study
D. Pre/post-study - Correct Answer - Pre/post-study
Researchers want to determine if a particular risk factor or risk factors
are associated with the frequency for nonelective readmission within 30
days among patients with diabetes in a metropolitan area. The variables
pg. 3
, Page 4 of 44
of interest include age, gender, race/ethnicity, and insurance status.
Which statistical technique should be used?
A. Mann-Whitney U test
B. Bayesian approach
C. Regression analysis
D. Wilcoxon signed-rank test - Correct Answer - Regression analysis
An analyst is interested in understanding the association between the
patients admitted to the emergency department of a hospital and the
number of medical errors reported from that same department.Which
database would the analyst use to find this potential association between
the two variables of the patients admitted to the number of medical
errors reported?
A. Object-oriented database
B. De-identified database
C. Flat file database
D. Relational database - Correct Answer - Flat file database
A funding agency is interested in supporting research grants that focus
on improving quality and patient outcomes. The research proposal must
be original and include a literature review that properly cites previous
research findings and the benefits for the research study.Which ethical
consideration is described in this situation?
A. Fidelity
B. Justice
C. Plagiarism
pg. 4
WGU D514 OBJECTIVE ASSESSMENT AND PRACTICE EXAM
NEWEST 2025 TEST BANK| D514 ANALYTICAL METHODS OF
HEALTHCARE LEADERS OA & PA EXAM WITH COMPLETE
200 REAL EXAM QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) GRADED A+
The public health department is interested in the impact of emergency
services provided to trauma patients at accident scenes. Which type of
database can provide this type of information?
A. Reporting
B. Transactional
C. Data warehouses
D. Disease registries - Correct Answer - Disease registries
A researcher is investigating factors that influence emergency
department wait times for all urban hospitals in the United States. Which
type of database should the researcher use?
A. Reporting
B. Relational
C. Disease registry
D. Data warehouse - Correct Answer - Data warehouse
An orthopedic surgical team implemented a new approach for a knee
replacement procedure due to a high rate of failure with the prior
procedure. After six months, the team wants to evaluate all patients
receiving the new procedure. Which data source is needed for this
analysis report?
pg. 1
,Page 2 of 44
A. National Institutes of Health (NIH)
B. Centers for Medicare and Medicaid Services (CMS)
C. Length of Stay (LOS)
D. Electronic Health Record (EHR) - Correct Answer - Electronic
Health Record (EHR)
A hospital financial analyst is evaluating the return on investment
following the purchase of new endoscopy equipment.Which data source
is needed for an analysis report?
A. LOS
B. CMS
C. Claims records
D. Reimbursement records - Correct Answer - Reimbursement records
A researcher is evaluating clinical referrals to behavioral health services
for patients diagnosed with chronic depression.Which data source is
needed for this analysis report?
A. Claims records
B. Readmission records
C. Electronic health records
D. Patient satisfaction records - Correct Answer - Electronic health
records
Which approach should be used by an insurance company to construct a
database used to generate ad-hoc reports at the claim level?
pg. 2
,Page 3 of 44
A. Flat file
B. De-identified
C. Multidimensional
D. Research-identified - Correct Answer - Multidimensional
Which approach should be used to construct a database used for
comparing pretest and posttest results for a new drug intervention?
A. Rollup
B. Flat file
C. Object-oriented
D. Research-identified - Correct Answer - Research-identified
The state public health researcher wants to begin a five-year initiative to
coordinate immunizations for children in the foster care system. The
results will be compared to previous years to measure the effectiveness
of the initiative.Which research method should be used to study this
initiative?
A. Case study
B. Cohort study
C. Longitudinal study
D. Pre/post-study - Correct Answer - Pre/post-study
Researchers want to determine if a particular risk factor or risk factors
are associated with the frequency for nonelective readmission within 30
days among patients with diabetes in a metropolitan area. The variables
pg. 3
, Page 4 of 44
of interest include age, gender, race/ethnicity, and insurance status.
Which statistical technique should be used?
A. Mann-Whitney U test
B. Bayesian approach
C. Regression analysis
D. Wilcoxon signed-rank test - Correct Answer - Regression analysis
An analyst is interested in understanding the association between the
patients admitted to the emergency department of a hospital and the
number of medical errors reported from that same department.Which
database would the analyst use to find this potential association between
the two variables of the patients admitted to the number of medical
errors reported?
A. Object-oriented database
B. De-identified database
C. Flat file database
D. Relational database - Correct Answer - Flat file database
A funding agency is interested in supporting research grants that focus
on improving quality and patient outcomes. The research proposal must
be original and include a literature review that properly cites previous
research findings and the benefits for the research study.Which ethical
consideration is described in this situation?
A. Fidelity
B. Justice
C. Plagiarism
pg. 4
