WGU D514 Objective Assessment 2025/2026 | Analytical Methods in Healthcare Guide & Solutions

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D514 / D 514 OBJECTIVE ASSESSMENT & PRE-

ASSESSMENT EXAMS (LATEST UPDATES

STUDY BUNDLE PACKAGE WITH SOLUTIONS)

ANALYTICAL METHODS OF HEALTHCARE LEADERS |

QUESTIONS AND ANSWERS | GRADE A | 100%

CORRECT (VERIFIED ANSWERS) - WGU

The quality improvement team is reviewing quarterly incident

reports and evaluating the effect of Six Sigma strategies on the

quantity of medication errors over the past two years. The team

hypothesizes a continuous reduction in medical errors for each

quarter.The sample consists of patient clinical and demographic

characteristics. Unfortunately, causation cannot be determined

from the data available.Which research method should be used

to test the team's hypothesis? .....ANSWER.....Time-series

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A hospital researcher has access to one year of hospital

emergency department claims data. The researcher is

investigating the association of race on the timeliness of delivery

of care. The sample includes information on patient

demographics, insurance information, and emergency

department factors. Due to patient confidentiality, the sample

does not include patient clinical information and outcomes.Which

research method should be used? .....ANSWER.....Cross-sectional

A policy analyst is interested in determining if the prospective

payment system (PPS) has improved hospital efficiency over time

during the past ten years. The sample for analysis consists of ten

years of data after the introduction of the PPS and includes

measures of efficiency and other relevant control variables. The

analyst hypothesizes that hospital efficiency should have

increased each year after the PPS was implemented.

.....ANSWER.....Time-series

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Which type of data analysis could be used in quantitative

research? .....ANSWER.....Reporting the distribution of results or

outcomes

What is a characteristic of qualitative research methods?

.....ANSWER.....Introduces subjectivity to data collection

Many physician practices now utilize an electronic health record

(EHR) system that includes a secure messaging feature. Some of

these practices have extended their contact with patients by

conducting virtual visits between people with diabetes and nurses

who are certified diabetes educators. The remote technology

includes the ability to monitor blood glucose data to determine if

these values are within goal range. After six months, the results

of the blood glucose levels for the group participating in the

virtual visits were evaluated.Which research method was used?

.....ANSWER.....Cross-sectional