WGU D514 Healthcare Analytical Methods: Research Design,
Data Analysis, and Statistical Techniques
Comprehensive Resource To Help You Ace 2026-2027
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!!
Current Update!!
1. Which research method is most appropriate for testing the hypothesis of a
continuous reduction in medical errors over time?
A. Cross-sectional study
B. Case-control study
C. Time-series analysis
D. Randomized controlled trial
Correct Answer: C. Time-series analysis
2. Which research method should be used to investigate the association
between race and timeliness of care delivery?
A. Longitudinal study
B. Experimental study
C. Cross-sectional study
D. Meta-analysis
Correct Answer: C. Cross-sectional study
3. Which research method is best suited to determine whether the
prospective payment system has improved hospital efficiency?
A. Case study
B. Time-series analysis
C. Cohort study
, D. Focus group
Correct Answer: B. Time-series analysis
4. Which type of data analysis is commonly used in quantitative research?
A. Narrative interpretation
B. Reporting distributions of results or outcomes
C. Open-ended interviews
D. Focus group analysis
Correct Answer: B. Reporting distributions of results or outcomes
5. Which characteristic is associated with qualitative research methods?
A. Numerical measurement
B. Statistical inference
C. Introduces subjectivity to data collection
D. Random sampling
Correct Answer: C. Introduces subjectivity to data collection
6. Which research method was used to evaluate blood glucose levels for
patients participating in virtual visits?
A. Longitudinal study
B. Experimental design
C. Cross-sectional study
D. Case-control study
Correct Answer: C. Cross-sectional study
7. Which research method is used when reviewing published studies to
assess clinical effectiveness?
A. Literature review
B. Meta-analysis
C. Cohort study
D. Pretest-posttest study
Correct Answer: B. Meta-analysis
, 8. Which research method is most appropriate for studying the effectiveness
of an initiative coordinating immunizations for children in foster care?
A. Cross-sectional study
B. Case study
C. Pretest-posttest study
D. Time-series analysis
Correct Answer: C. Pretest-posttest study
9. Which statistical technique should be used to calculate estimated
mortality rates from heart failure?
A. Chi-square test
B. ANOVA
C. Regression analysis
D. t-test
Correct Answer: C. Regression analysis
10.Which statistical technique is best for determining the association
between risk factors and hospital readmission rates?
A. Correlation analysis
B. Regression analysis
C. Frequency distribution
D. Descriptive statistics
Correct Answer: B. Regression analysis
11.What key component is missing from the research methods studying
hospital quality scores?
A. Data source
B. Statistical test
C. Research design
Data Analysis, and Statistical Techniques
Comprehensive Resource To Help You Ace 2026-2027
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!!
Current Update!!
1. Which research method is most appropriate for testing the hypothesis of a
continuous reduction in medical errors over time?
A. Cross-sectional study
B. Case-control study
C. Time-series analysis
D. Randomized controlled trial
Correct Answer: C. Time-series analysis
2. Which research method should be used to investigate the association
between race and timeliness of care delivery?
A. Longitudinal study
B. Experimental study
C. Cross-sectional study
D. Meta-analysis
Correct Answer: C. Cross-sectional study
3. Which research method is best suited to determine whether the
prospective payment system has improved hospital efficiency?
A. Case study
B. Time-series analysis
C. Cohort study
, D. Focus group
Correct Answer: B. Time-series analysis
4. Which type of data analysis is commonly used in quantitative research?
A. Narrative interpretation
B. Reporting distributions of results or outcomes
C. Open-ended interviews
D. Focus group analysis
Correct Answer: B. Reporting distributions of results or outcomes
5. Which characteristic is associated with qualitative research methods?
A. Numerical measurement
B. Statistical inference
C. Introduces subjectivity to data collection
D. Random sampling
Correct Answer: C. Introduces subjectivity to data collection
6. Which research method was used to evaluate blood glucose levels for
patients participating in virtual visits?
A. Longitudinal study
B. Experimental design
C. Cross-sectional study
D. Case-control study
Correct Answer: C. Cross-sectional study
7. Which research method is used when reviewing published studies to
assess clinical effectiveness?
A. Literature review
B. Meta-analysis
C. Cohort study
D. Pretest-posttest study
Correct Answer: B. Meta-analysis
, 8. Which research method is most appropriate for studying the effectiveness
of an initiative coordinating immunizations for children in foster care?
A. Cross-sectional study
B. Case study
C. Pretest-posttest study
D. Time-series analysis
Correct Answer: C. Pretest-posttest study
9. Which statistical technique should be used to calculate estimated
mortality rates from heart failure?
A. Chi-square test
B. ANOVA
C. Regression analysis
D. t-test
Correct Answer: C. Regression analysis
10.Which statistical technique is best for determining the association
between risk factors and hospital readmission rates?
A. Correlation analysis
B. Regression analysis
C. Frequency distribution
D. Descriptive statistics
Correct Answer: B. Regression analysis
11.What key component is missing from the research methods studying
hospital quality scores?
A. Data source
B. Statistical test
C. Research design
