WGU D514 EVALUATION TEST QUESTIONS AND
ANSWERS SURE A+
✔✔A surgical center is experiencing patient attrition. The center has received bad
reviews online. One area of complaints is that the center is dirty in common areas. The
center conducted a survey to ascertain what the major complaints were. The center has
decided to outsource its maintenance in an effort to improve patient satisfaction
scores.The surgical center reviewed patient satisfaction scores before and after
outsourcing its housekeeping services.Which inferential statistic was applied to arrive at
the decision to outsource maintenance?
A t-test
A regression
A factor analysis
A chi-square test - ✔✔A t-test
✔✔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. - ✔✔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
By grouping nurses into categories related to the reasons they resigned
By studying the strength of the relationship between turnover and other variables
By testing the difference of the mean values among various reasons for resignation -
✔✔By grouping nurses into categories related to the reasons they resigned
✔✔A healthcare administrator decided to implement email safety training classes for all
employees after reading about computer hacks through phishing. An exam was given to
the employees after the training.
How should the organization use the pass rate data from the assessment?
To identify areas of potential data disclosure
To compare mean scores to determine efficacy
To see if additional educational efforts are needed
To determine the level of insurance that will be needed - ✔✔To see if additional
educational efforts are needed
✔✔A hospital would like to reduce the outstanding accounts receivables with large
amounts. The chief financial officer (CFO) asked the director of patient accounts to
identify delinquent accounts based on patient demographics to create a collection
process through the patient portal.How should the CFO use the data?
To outsource the hospital's collection function
To implement improvements in the revenue cycle process
To explain delays in collection to the board's finance committee
To replace staff in areas where substandard performance is identified - ✔✔To
implement improvements in the revenue cycle process
✔✔Research has determined that the number of sleep interruptions in patients with
fibromyalgia has a detrimental impact on the clinical outcome of the disease. The data
from the research are given in the following table:
Fibromyalgia Patients 36
Male: 22 Female: 14
age Male: 58 Female: 52
Average Reported Sleep Disruptions 100
Standard Deviation 5
Control group 1000
Male: 592 Female: 408
age Male: 47 Female: 50
Average Reported Sleep Disruptions 99
SD 2.5
To recommend that fibromyalgia patients be treated for insomnia
To recommend that fibromyalgia patients be screened for sleep deprivation
To determine if sleep interruptions are specific by patient age in either group
, To determine if gender is a factor in sleep interruptions in patients with fibromyalgia -
✔✔To recommend that fibromyalgia patients be screened for sleep deprivation
✔✔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 - ✔✔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
Transactional
Data warehouses
Disease registries - ✔✔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 - ✔✔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) - ✔✔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?
LOS
CMS
Claims records
Reimbursement records - ✔✔Reimbursement records
ANSWERS SURE A+
✔✔A surgical center is experiencing patient attrition. The center has received bad
reviews online. One area of complaints is that the center is dirty in common areas. The
center conducted a survey to ascertain what the major complaints were. The center has
decided to outsource its maintenance in an effort to improve patient satisfaction
scores.The surgical center reviewed patient satisfaction scores before and after
outsourcing its housekeeping services.Which inferential statistic was applied to arrive at
the decision to outsource maintenance?
A t-test
A regression
A factor analysis
A chi-square test - ✔✔A t-test
✔✔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. - ✔✔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
By grouping nurses into categories related to the reasons they resigned
By studying the strength of the relationship between turnover and other variables
By testing the difference of the mean values among various reasons for resignation -
✔✔By grouping nurses into categories related to the reasons they resigned
✔✔A healthcare administrator decided to implement email safety training classes for all
employees after reading about computer hacks through phishing. An exam was given to
the employees after the training.
How should the organization use the pass rate data from the assessment?
To identify areas of potential data disclosure
To compare mean scores to determine efficacy
To see if additional educational efforts are needed
To determine the level of insurance that will be needed - ✔✔To see if additional
educational efforts are needed
✔✔A hospital would like to reduce the outstanding accounts receivables with large
amounts. The chief financial officer (CFO) asked the director of patient accounts to
identify delinquent accounts based on patient demographics to create a collection
process through the patient portal.How should the CFO use the data?
To outsource the hospital's collection function
To implement improvements in the revenue cycle process
To explain delays in collection to the board's finance committee
To replace staff in areas where substandard performance is identified - ✔✔To
implement improvements in the revenue cycle process
✔✔Research has determined that the number of sleep interruptions in patients with
fibromyalgia has a detrimental impact on the clinical outcome of the disease. The data
from the research are given in the following table:
Fibromyalgia Patients 36
Male: 22 Female: 14
age Male: 58 Female: 52
Average Reported Sleep Disruptions 100
Standard Deviation 5
Control group 1000
Male: 592 Female: 408
age Male: 47 Female: 50
Average Reported Sleep Disruptions 99
SD 2.5
To recommend that fibromyalgia patients be treated for insomnia
To recommend that fibromyalgia patients be screened for sleep deprivation
To determine if sleep interruptions are specific by patient age in either group
, To determine if gender is a factor in sleep interruptions in patients with fibromyalgia -
✔✔To recommend that fibromyalgia patients be screened for sleep deprivation
✔✔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 - ✔✔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
Transactional
Data warehouses
Disease registries - ✔✔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 - ✔✔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) - ✔✔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?
LOS
CMS
Claims records
Reimbursement records - ✔✔Reimbursement records
