1
WGU
WGU D514 FINAL EXAM (NEW 2025- 2026
UPDATE) ANALYTICAL METHODS OF HEALTHCARE
LEADERS| QS & AS| GRADE A| 100% CORRECT
(VERIFIED ANSWERS)
A group of doctors studied exercise tolerance in obese patients in a clinical
trial.
The doctors examined computer-assisted and conventional treatment programs
to identify whether computer-assisted methods would reduce risk of injury.
Which risk adjustment technique should be used for this study?
Demographic variables
Stratification analysis
Regression analysis
Confounding variables - ANS ✓Stratification analysis- dividing members of a
population into homogeneous subgroups before sampling. Compare new
surgical intervention to conventional surgery.
A local physical activity initiative was designed to increase the physical activity
for working mothers. What is a categorical variable that could be used to
determine whether the initiative is beneficial?
Hours of physical activity per day
Number of children that the mother has
Method by which the mothers commute to work
Hours spent in front of the computer per day - ANS ✓Method by which the
mothers commute to work
WGU D514
, 2
WGU
A physical activity initiative seeks to determine if the number of days
participants exercise varies by gender in order to determine the focus of the
next phase of the initiative. Which type of variable is needed to make this
determination?
Interval variable
Ordinal variable
Continuous variable
Categorical variable - ANS ✓Categorical variable
Identify the likelihood of an Ebola virus outbreak in Algeria, Libya, and Morocco
- ANS ✓Predictive modeling
Identify the percentage of cases of Ebola by country, as well as the associated
mortality rate - ANS ✓Statistical modeling
Determine the percentage of diabetic patients that meet all five wellness
criteria within an accountable care organization - ANS ✓Statistical modeling
Evaluate whether remote monitoring could improve the quality of care of all
diabetic patients treated by an accountable care organization - ANS
✓ Predictive modeling
A pharmaceutical company wants to forecast the potential revenue for
developing a new drug for a rare disease. - ANS ✓Predictive modeling
WGU D514
, 3
WGU
A pharmaceutical company wants to forecast the increase in demand for a
cancer drug for each of the next ten years. - ANS ✓Predictive modeling
A pharmaceutical company wants to determine the number of diabetic
patients whose A1c levels improved following a 90-day course of a new drug. -
ANS ✓Statistical modeling
A pharmaceutical company wants to identify the percentage of cases where
evidence-based medicine aligns with the outcomes for various cancer
treatments. - ANS ✓Statistical modeling
An accountable care organization wants to identify the most effective targeted
treatments based on a patient's symptoms. - ANS ✓Predictive modeling
A clinician wants to know the number of patients whose symptoms improved
after taking a new drug as compared to those who took a placebo. - ANS
✓ Statistical modeling
A dialysis center wants to compare the patient satisfaction rate between home
dialysis versus in-center dialysis. - ANS ✓Statistical modeling
Based on the results of a market study of potential surgery patients, a surgical
services manager hires a new reconstructive surgeon. Which information from
the study informed this hiring decision?
Cost of surgical supplies
Age distribution of patients
Quality measures to monitor
Potential new patient volume - ANS ✓Potential new patient volume
WGU D514
, 4
WGU
A hospital is evaluating its ability to provide additional advanced dietary care to
hospital inpatients with food allergies. The hospital completed a predictive
analysis to determine the need for this extra service. Which information can be
gained from this study?
Current capacity for dietary care
Estimated cost per qualified patient
A site location for a part-time dietitian
Feasibility of expanding nutrition services - ANS ✓Feasibility of expanding
nutrition services
A hospital wants to open a new women's health clinic in a low income area of
the county after it performs an assessment of future demand for women's
services. Which information will this assessment provide to the hospital?
Needs of current patients
Estimated cost per patient
Age distribution of patients
Volume of potential patients - ANS ✓Volume of potential patients
Estimating relationship among variables
"related to" "associated with" "linked" - ANS ✓Regression Analysis
Combination of age, sex, wt., family hx is linked to DM
Values of observed data are expressed as functions of a number of possible
causes in order to find which are most important - ANS ✓Factor Analysis
WGU D514
WGU
WGU D514 FINAL EXAM (NEW 2025- 2026
UPDATE) ANALYTICAL METHODS OF HEALTHCARE
LEADERS| QS & AS| GRADE A| 100% CORRECT
(VERIFIED ANSWERS)
A group of doctors studied exercise tolerance in obese patients in a clinical
trial.
The doctors examined computer-assisted and conventional treatment programs
to identify whether computer-assisted methods would reduce risk of injury.
Which risk adjustment technique should be used for this study?
Demographic variables
Stratification analysis
Regression analysis
Confounding variables - ANS ✓Stratification analysis- dividing members of a
population into homogeneous subgroups before sampling. Compare new
surgical intervention to conventional surgery.
A local physical activity initiative was designed to increase the physical activity
for working mothers. What is a categorical variable that could be used to
determine whether the initiative is beneficial?
Hours of physical activity per day
Number of children that the mother has
Method by which the mothers commute to work
Hours spent in front of the computer per day - ANS ✓Method by which the
mothers commute to work
WGU D514
, 2
WGU
A physical activity initiative seeks to determine if the number of days
participants exercise varies by gender in order to determine the focus of the
next phase of the initiative. Which type of variable is needed to make this
determination?
Interval variable
Ordinal variable
Continuous variable
Categorical variable - ANS ✓Categorical variable
Identify the likelihood of an Ebola virus outbreak in Algeria, Libya, and Morocco
- ANS ✓Predictive modeling
Identify the percentage of cases of Ebola by country, as well as the associated
mortality rate - ANS ✓Statistical modeling
Determine the percentage of diabetic patients that meet all five wellness
criteria within an accountable care organization - ANS ✓Statistical modeling
Evaluate whether remote monitoring could improve the quality of care of all
diabetic patients treated by an accountable care organization - ANS
✓ Predictive modeling
A pharmaceutical company wants to forecast the potential revenue for
developing a new drug for a rare disease. - ANS ✓Predictive modeling
WGU D514
, 3
WGU
A pharmaceutical company wants to forecast the increase in demand for a
cancer drug for each of the next ten years. - ANS ✓Predictive modeling
A pharmaceutical company wants to determine the number of diabetic
patients whose A1c levels improved following a 90-day course of a new drug. -
ANS ✓Statistical modeling
A pharmaceutical company wants to identify the percentage of cases where
evidence-based medicine aligns with the outcomes for various cancer
treatments. - ANS ✓Statistical modeling
An accountable care organization wants to identify the most effective targeted
treatments based on a patient's symptoms. - ANS ✓Predictive modeling
A clinician wants to know the number of patients whose symptoms improved
after taking a new drug as compared to those who took a placebo. - ANS
✓ Statistical modeling
A dialysis center wants to compare the patient satisfaction rate between home
dialysis versus in-center dialysis. - ANS ✓Statistical modeling
Based on the results of a market study of potential surgery patients, a surgical
services manager hires a new reconstructive surgeon. Which information from
the study informed this hiring decision?
Cost of surgical supplies
Age distribution of patients
Quality measures to monitor
Potential new patient volume - ANS ✓Potential new patient volume
WGU D514
, 4
WGU
A hospital is evaluating its ability to provide additional advanced dietary care to
hospital inpatients with food allergies. The hospital completed a predictive
analysis to determine the need for this extra service. Which information can be
gained from this study?
Current capacity for dietary care
Estimated cost per qualified patient
A site location for a part-time dietitian
Feasibility of expanding nutrition services - ANS ✓Feasibility of expanding
nutrition services
A hospital wants to open a new women's health clinic in a low income area of
the county after it performs an assessment of future demand for women's
services. Which information will this assessment provide to the hospital?
Needs of current patients
Estimated cost per patient
Age distribution of patients
Volume of potential patients - ANS ✓Volume of potential patients
Estimating relationship among variables
"related to" "associated with" "linked" - ANS ✓Regression Analysis
Combination of age, sex, wt., family hx is linked to DM
Values of observed data are expressed as functions of a number of possible
causes in order to find which are most important - ANS ✓Factor Analysis
WGU D514
