WGU D219 QUIZ 1 QUESTIONS AND
ANSWERS WITH COMPLETE
SOLUTIONS 100% CORRECT!!!
Research Ethics & Participant Advocacy
Question: In the context of research ethics, which demographic is specifically
categorized as a vulnerable population? Answer: Older adults are recognized as a
group requiring additional protections. ✔✔
Question: Which fundamental human right ensures that a participant's personal
identity is never connected to their data or shared with the public? Answer: The
Right to anonymity and confidentiality. ✔✔
Question: What strategies or measures can a researcher implement throughout a
study to ensure the safety and welfare of their subjects? Answer: The researcher
should employ all available protective actions (such as informed consent, risk
mitigation, and privacy safeguards). ✔✔
Variable Identification
Question: In a study assessing whether a bundled intervention set lowers catheter-
associated UTIs in hospitalized patients, what is the dependent variable? Answer:
The incidences of CAUTI (the outcome being measured). ✔✔
Question: When investigating the amount of weekly exercise needed to lose at
least one pound, which factor represents the dependent variable? Answer: Weight
loss serves as the dependent variable in this scenario. ✔✔
Identify the independent variable in the following question: does routine positive
feedback provided during homeroom periods improve self-confidence in fourth
graders? -ANSWER ✔✔Positive feedback
ANSWERS WITH COMPLETE
SOLUTIONS 100% CORRECT!!!
Research Ethics & Participant Advocacy
Question: In the context of research ethics, which demographic is specifically
categorized as a vulnerable population? Answer: Older adults are recognized as a
group requiring additional protections. ✔✔
Question: Which fundamental human right ensures that a participant's personal
identity is never connected to their data or shared with the public? Answer: The
Right to anonymity and confidentiality. ✔✔
Question: What strategies or measures can a researcher implement throughout a
study to ensure the safety and welfare of their subjects? Answer: The researcher
should employ all available protective actions (such as informed consent, risk
mitigation, and privacy safeguards). ✔✔
Variable Identification
Question: In a study assessing whether a bundled intervention set lowers catheter-
associated UTIs in hospitalized patients, what is the dependent variable? Answer:
The incidences of CAUTI (the outcome being measured). ✔✔
Question: When investigating the amount of weekly exercise needed to lose at
least one pound, which factor represents the dependent variable? Answer: Weight
loss serves as the dependent variable in this scenario. ✔✔
Identify the independent variable in the following question: does routine positive
feedback provided during homeroom periods improve self-confidence in fourth
graders? -ANSWER ✔✔Positive feedback
