Page 1 of 19
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
,Page 2 of 19
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
, Page 3 of 19
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
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
,Page 2 of 19
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
, Page 3 of 19
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
