1
WGU D514 ANALYTICAL METHODS OF
HEALTHCARE LEADERS OA EXAM – COMPLETE
200-QUESTION TEST BANK WITH VERIFIED
ANSWERS | GRADED A+ | LATEST 2026 EDITION
1. Which analytic approach answers the question, "What happened?"
A. Predictive analytics
B. Prescriptive analytics
C. Descriptive analytics
D. Diagnostic analytics
2. A hospital uses forecasting to estimate next month's ED patient
volume. This is an example of:
A. Prescriptive analytics
B. Diagnostic analytics
C. Predictive analytics
D. Descriptive analytics
3. Which measure is MOST robust against extreme outliers?
A. Mean
B. Mode
C. Median
D. Variance
4. A leader creates a scatterplot to examine the relationship between
patient wait time and nurse staffing. This is used for:
A. Time-based trends
B. Categorical comparisons
pg. 1
,2
C. Frequency distributions
D. Correlation assessment
5. A dataset contains names, phone numbers, and MRNs. This type of
data is:
A. Clinical
B. Operational
C. Identifiable
D. Non-sensitive
6. A histogram is MOST appropriate to display:
A. Relationship between 2 variables
B. Distribution of continuous data
C. Performance over time
D. Causes contributing to a problem
7. A nurse leader wants to compare patient satisfaction scores across 4
departments. The correct statistical test is:
A. ANOVA
B. Chi-square
C. Paired t-test
D. Logistic regression
8. Which type of data is blood pressure?
A. Nominal
B. Ordinal
C. Ratio
D. Categorical
9. The purpose of data validation is to ensure:
pg. 2
,3
A. High volume
B. Stylish formatting
C. Accuracy and reliability
D. Flexibility
10. Which of the following is an example of nominal data?
A. Temperature in Fahrenheit
B. Blood type (A, B, AB, O)
C. Pain scale 0-10
D. Height in inches
11. A healthcare leader is examining the relationship between two
continuous variables. Which statistical test should be used?
A. Chi-square
B. T-test
C. ANOVA
D. Pearson correlation
12. Which type of analytics recommends a specific course of action?
A. Descriptive
B. Predictive
C. Diagnostic
D. Prescriptive
13. The standard deviation is a measure of:
A. Central tendency
B. Dispersion
C. Position
D. Shape
pg. 3
, 4
14. A p-value of 0.03 indicates:
A. The null hypothesis is definitely true
B. There is a statistically significant difference at α=0.05
C. The results are not significant
D. There is a 3% chance the alternative is true
15. Which of the following is an example of operational data?
A. ICD-10 diagnosis codes
B. Lab results
C. Patient admission and discharge times
D. Genetic sequencing
16. A bar chart is BEST used for:
A. Displaying changes over time
B. Comparing categorical variables
C. Showing distribution of continuous data
D. Displaying proportions of a whole
17. The mode is defined as:
A. The average of all values
B. The middle value
C. The most frequently occurring value
D. The difference between highest and lowest
18. Which of the following represents interval data?
A. Gender
B. Blood pressure
C. Temperature in Celsius
D. Pain score 0-10
pg. 4
WGU D514 ANALYTICAL METHODS OF
HEALTHCARE LEADERS OA EXAM – COMPLETE
200-QUESTION TEST BANK WITH VERIFIED
ANSWERS | GRADED A+ | LATEST 2026 EDITION
1. Which analytic approach answers the question, "What happened?"
A. Predictive analytics
B. Prescriptive analytics
C. Descriptive analytics
D. Diagnostic analytics
2. A hospital uses forecasting to estimate next month's ED patient
volume. This is an example of:
A. Prescriptive analytics
B. Diagnostic analytics
C. Predictive analytics
D. Descriptive analytics
3. Which measure is MOST robust against extreme outliers?
A. Mean
B. Mode
C. Median
D. Variance
4. A leader creates a scatterplot to examine the relationship between
patient wait time and nurse staffing. This is used for:
A. Time-based trends
B. Categorical comparisons
pg. 1
,2
C. Frequency distributions
D. Correlation assessment
5. A dataset contains names, phone numbers, and MRNs. This type of
data is:
A. Clinical
B. Operational
C. Identifiable
D. Non-sensitive
6. A histogram is MOST appropriate to display:
A. Relationship between 2 variables
B. Distribution of continuous data
C. Performance over time
D. Causes contributing to a problem
7. A nurse leader wants to compare patient satisfaction scores across 4
departments. The correct statistical test is:
A. ANOVA
B. Chi-square
C. Paired t-test
D. Logistic regression
8. Which type of data is blood pressure?
A. Nominal
B. Ordinal
C. Ratio
D. Categorical
9. The purpose of data validation is to ensure:
pg. 2
,3
A. High volume
B. Stylish formatting
C. Accuracy and reliability
D. Flexibility
10. Which of the following is an example of nominal data?
A. Temperature in Fahrenheit
B. Blood type (A, B, AB, O)
C. Pain scale 0-10
D. Height in inches
11. A healthcare leader is examining the relationship between two
continuous variables. Which statistical test should be used?
A. Chi-square
B. T-test
C. ANOVA
D. Pearson correlation
12. Which type of analytics recommends a specific course of action?
A. Descriptive
B. Predictive
C. Diagnostic
D. Prescriptive
13. The standard deviation is a measure of:
A. Central tendency
B. Dispersion
C. Position
D. Shape
pg. 3
, 4
14. A p-value of 0.03 indicates:
A. The null hypothesis is definitely true
B. There is a statistically significant difference at α=0.05
C. The results are not significant
D. There is a 3% chance the alternative is true
15. Which of the following is an example of operational data?
A. ICD-10 diagnosis codes
B. Lab results
C. Patient admission and discharge times
D. Genetic sequencing
16. A bar chart is BEST used for:
A. Displaying changes over time
B. Comparing categorical variables
C. Showing distribution of continuous data
D. Displaying proportions of a whole
17. The mode is defined as:
A. The average of all values
B. The middle value
C. The most frequently occurring value
D. The difference between highest and lowest
18. Which of the following represents interval data?
A. Gender
B. Blood pressure
C. Temperature in Celsius
D. Pain score 0-10
pg. 4
