1|Page
WGU D514 OBJECTIVE ASSESSMENT VERSION 1
AND 2 NEWEST 2025 ACTUAL EXAM COMPLETE
200 QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |100%
GUARANTEED PASS!
WGU D514 OBJECTIVE ASSESSMENT VERSION 1
Determines the amount of variance in a set of data and
evaluates the degree to which each case deviates from the
average, or mean. - ANSWER-Standard Deviation (SD)
Helps the researcher to compare whether two groups have
different average values. A
paired ____________ is used when each observation in
one group is paired with a
related observation in another - ANSWER-T-Test
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Is the factor that is directly manipulated by the
researchers. The dependent ________ is
the measurable ________ that depends on the
independent ____________ - ANSWER-Variable
Used for advanced data mining. Hold huge amounts of
data, used when multiple
organizations join to share information, i.e., ACO or HIE.
- ANSWER-Data Warehouse
Data stored in various tables, each table has a key
field to connect it to other tables, making all tables related
to each other. Most common. - ANSWER-Relational
Database
In addition to text, stores audio, video, images, other
'objects'. - ANSWER-Object Oriented Database
Used online for actions such as lab sending information to
clinical area. Has the capacity to roll back to originally
stored information if power outage or hacking. Most
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relational databases today have this capacity. - ANSWER-
Transactional Database
A business intelligence analyst at a regional healthcare
system is developing reports for
clinical quality improvement projects and best practice
guideline development. The best practice guidelines will
be used across the entire regional system. Which type of
database would be used to gather and analyze data for the
reports needed? - ANSWER-Data Warehouse
A hospital is onboarding a new cardiothoracic surgeon
who is moving from a different state to join their
physician team. Which data source will be used to ensure
the credentials and background of this physician? -
ANSWER-National Practitioner Data Bank (NPDB)
You are working on a report for the quality improvement
manager to identify Hodgkin's Lymphoma rates in the
state as they compare to your rural area. Which data
source would provide valid data for your report? -
ANSWER-Cancer Registry
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Also called cross-sectional. Analyzes data
collected from a subset of patients at a specific point in
time. - ANSWER-Prevalence Study
Forecasts outcomes, consequences, effects, costs.
Analyzes existing data to make prediction. - ANSWER-
Predictive Study
Investigates one person, one organization, one group in
depth. Non-participant observational. - ANSWER-Case
study
Data gathered on same subjects over a lengthy period of
time. - ANSWER-Longitudinal Study
A QI Team gathered data on all of the organization's
patients with Medicare, who
received total hip arthroscopy in 2017. They will survey
these patients to determine the effectiveness of the surgery
WGU D514 OBJECTIVE ASSESSMENT VERSION 1
AND 2 NEWEST 2025 ACTUAL EXAM COMPLETE
200 QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |100%
GUARANTEED PASS!
WGU D514 OBJECTIVE ASSESSMENT VERSION 1
Determines the amount of variance in a set of data and
evaluates the degree to which each case deviates from the
average, or mean. - ANSWER-Standard Deviation (SD)
Helps the researcher to compare whether two groups have
different average values. A
paired ____________ is used when each observation in
one group is paired with a
related observation in another - ANSWER-T-Test
,2|Page
Is the factor that is directly manipulated by the
researchers. The dependent ________ is
the measurable ________ that depends on the
independent ____________ - ANSWER-Variable
Used for advanced data mining. Hold huge amounts of
data, used when multiple
organizations join to share information, i.e., ACO or HIE.
- ANSWER-Data Warehouse
Data stored in various tables, each table has a key
field to connect it to other tables, making all tables related
to each other. Most common. - ANSWER-Relational
Database
In addition to text, stores audio, video, images, other
'objects'. - ANSWER-Object Oriented Database
Used online for actions such as lab sending information to
clinical area. Has the capacity to roll back to originally
stored information if power outage or hacking. Most
,3|Page
relational databases today have this capacity. - ANSWER-
Transactional Database
A business intelligence analyst at a regional healthcare
system is developing reports for
clinical quality improvement projects and best practice
guideline development. The best practice guidelines will
be used across the entire regional system. Which type of
database would be used to gather and analyze data for the
reports needed? - ANSWER-Data Warehouse
A hospital is onboarding a new cardiothoracic surgeon
who is moving from a different state to join their
physician team. Which data source will be used to ensure
the credentials and background of this physician? -
ANSWER-National Practitioner Data Bank (NPDB)
You are working on a report for the quality improvement
manager to identify Hodgkin's Lymphoma rates in the
state as they compare to your rural area. Which data
source would provide valid data for your report? -
ANSWER-Cancer Registry
, 4|Page
Also called cross-sectional. Analyzes data
collected from a subset of patients at a specific point in
time. - ANSWER-Prevalence Study
Forecasts outcomes, consequences, effects, costs.
Analyzes existing data to make prediction. - ANSWER-
Predictive Study
Investigates one person, one organization, one group in
depth. Non-participant observational. - ANSWER-Case
study
Data gathered on same subjects over a lengthy period of
time. - ANSWER-Longitudinal Study
A QI Team gathered data on all of the organization's
patients with Medicare, who
received total hip arthroscopy in 2017. They will survey
these patients to determine the effectiveness of the surgery
