WGU D514 - ANALYTICAL METHODS OF
HEALTHCARE LEADERS OA EXAM | D514 -
OBJECTIVE ASSESSMENT FINAL EXAM
QUESTIONS AND CORRECT
DETAILED ANSWERS
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?
Object-oriented database
De-identified database
Flat file database
Relational database - ✔✔✔ Correct Answer > Flat file database
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? Reporting
Page 1 of 35
,Transactional
Data warehouses
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?
Reporting
Relational
Disease registry
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?
National Institutes of Health (NIH)
Centers for Medicare and Medicaid Services (CMS)
Length of Stay (LOS)
Electronic Health Record (EHR) - ✔✔✔ Correct Answer > Electronic
Health Record (EHR)
Page 2 of 35
,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?
LOS
CMS
Claims records
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?
Claims records
Readmission records
Electronic health records
Patient satisfaction records - ✔✔✔ Correct Answer > Electronic health records
A nutritionist is assessing the impact of patient education on dietary behavior.
The treatment involves having a group attend a cooking class. They will then be
assessed on the likelihood of using the cooking information learned.Which data
source should the nutritionist use?
Post-op exam results
Posttest exam results
Participant obesity levels
Page 3 of 35
, Statewide education levels - ✔✔✔ Correct Answer > Posttest exam results
There have been recent complaints at a pharmacy regarding care, wait times,
and errors. The administrator wants to further examine customer satisfaction
rates. After examining more information the administrator decides to develop a
new patient portal that will allow patients to perform a refill request online.
The system will also allow patients to request refills via text or mobile
devices.The administrator wants to determine if the complaints regarding the
care, wait time, and errors at the pharmacy are associated with customer
satisfaction.How were inferential statistics applied to arrive at this decision?
A factor analysis was performed regarding patient portals.
A linear regression was performed regarding patient portals.
A factor analysis was performed regarding customer satisfaction rates.
A linear regression was performed regarding customer satisfaction rates. -
✔✔✔ Correct Answer > A linear regression was performed regarding customer
satisfaction rates.
A hospital is experiencing a high rate of nursing turnover during the first year at
the hospital. There are many theories as to why turnover in this cohort is so
high. The chief executive officer (CEO) has asked the nursing director to study
this further and develop some tactics to improve nursing retention. The director
plans to gather data, conduct some statistical analysis, and report back to the
CEO with an improvement plan.How should the nursing director apply cluster
analysis to study this issue?
By removing variables unrelated to nursing turnover from the analysis
Page 4 of 35
HEALTHCARE LEADERS OA EXAM | D514 -
OBJECTIVE ASSESSMENT FINAL EXAM
QUESTIONS AND CORRECT
DETAILED ANSWERS
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?
Object-oriented database
De-identified database
Flat file database
Relational database - ✔✔✔ Correct Answer > Flat file database
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? Reporting
Page 1 of 35
,Transactional
Data warehouses
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?
Reporting
Relational
Disease registry
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?
National Institutes of Health (NIH)
Centers for Medicare and Medicaid Services (CMS)
Length of Stay (LOS)
Electronic Health Record (EHR) - ✔✔✔ Correct Answer > Electronic
Health Record (EHR)
Page 2 of 35
,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?
LOS
CMS
Claims records
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?
Claims records
Readmission records
Electronic health records
Patient satisfaction records - ✔✔✔ Correct Answer > Electronic health records
A nutritionist is assessing the impact of patient education on dietary behavior.
The treatment involves having a group attend a cooking class. They will then be
assessed on the likelihood of using the cooking information learned.Which data
source should the nutritionist use?
Post-op exam results
Posttest exam results
Participant obesity levels
Page 3 of 35
, Statewide education levels - ✔✔✔ Correct Answer > Posttest exam results
There have been recent complaints at a pharmacy regarding care, wait times,
and errors. The administrator wants to further examine customer satisfaction
rates. After examining more information the administrator decides to develop a
new patient portal that will allow patients to perform a refill request online.
The system will also allow patients to request refills via text or mobile
devices.The administrator wants to determine if the complaints regarding the
care, wait time, and errors at the pharmacy are associated with customer
satisfaction.How were inferential statistics applied to arrive at this decision?
A factor analysis was performed regarding patient portals.
A linear regression was performed regarding patient portals.
A factor analysis was performed regarding customer satisfaction rates.
A linear regression was performed regarding customer satisfaction rates. -
✔✔✔ Correct Answer > A linear regression was performed regarding customer
satisfaction rates.
A hospital is experiencing a high rate of nursing turnover during the first year at
the hospital. There are many theories as to why turnover in this cohort is so
high. The chief executive officer (CEO) has asked the nursing director to study
this further and develop some tactics to improve nursing retention. The director
plans to gather data, conduct some statistical analysis, and report back to the
CEO with an improvement plan.How should the nursing director apply cluster
analysis to study this issue?
By removing variables unrelated to nursing turnover from the analysis
Page 4 of 35
