1
NCA 622 Exam 1 PlayPosit and Quiz Questions with
Answers (100% Correct Answers)
What is the goal of evidence-based medicine?
a. Patient satisfaction with their care
b. Positive impacts on the patients' outcomes
c. Reduced length of stay and costs for the patient
d. Improve the patient to provider experience Answer: b. Positive
impacts of the patients' outcomes
EBM is a systematic approach to medicine in which providers use the
best available scientific evidence from clinical research to help make
decisions.
What is the first step of conducting a research study?
a. Identify the population
b. Perform a literature review
c. Formulate the research problem
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d. Formulate a hypothesis Answer: c. Formulate the research problem
What is the last step in the research process?
a. Interpret results
b. Perform data analysis
c. Disseminate the findings
d. Identify the methods oof data collection. Answer: c. Disseminate the
findings
Which research design is more susceptible to biases?
a. Qualitative
b. Quasi-experimental
c. Cohort
d. Cross-sectional Answer: a. Qualitative
Experimental: quasi-experimental
Non-experimental: descriptive, correlational, cross sectional, cohort,
longitudinal
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,3
Qualitative: phenomenological, ethnographic, ground theory, historical,
case study, action research
Which research design helps provide answers to the questions of who,
what, when, where, and how associated with a particular research
problem?
a. Qualitative
b. Cross-sectional
c. Correlational
d. Descriptive Answer: d. Descriptive, non-experimental
An observational study draws a conclusion by comparing subjects
against a control group, in cases where the researcher has no control
over the experiment. This study is a type of which research design?
a. Correlational
b. Quasi-experimental
c. Longitudinal
d. Qualitative Answer: a. Correlational, non-experimental
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, 4
This type of study follows the same sample over time and makes
repeated observations by interviewing at regular intervals or
increments of time?
a. Cross-sectional
b. Longitudinal
c. Correlatiional
d. Cohort Answer: b. Longitudinal, non-experimental
All of the following studies are considered clinical research except:
a. Case reports
b. Case control studies
c. Systematic reviews
d. Animal research Answer: d. Animal research
Levels of Evidence:
Pre-clinical research: in vitro, animal research
Editorials and commentaries
© 2025 All rights reserved
NCA 622 Exam 1 PlayPosit and Quiz Questions with
Answers (100% Correct Answers)
What is the goal of evidence-based medicine?
a. Patient satisfaction with their care
b. Positive impacts on the patients' outcomes
c. Reduced length of stay and costs for the patient
d. Improve the patient to provider experience Answer: b. Positive
impacts of the patients' outcomes
EBM is a systematic approach to medicine in which providers use the
best available scientific evidence from clinical research to help make
decisions.
What is the first step of conducting a research study?
a. Identify the population
b. Perform a literature review
c. Formulate the research problem
© 2025 All rights reserved
,2
d. Formulate a hypothesis Answer: c. Formulate the research problem
What is the last step in the research process?
a. Interpret results
b. Perform data analysis
c. Disseminate the findings
d. Identify the methods oof data collection. Answer: c. Disseminate the
findings
Which research design is more susceptible to biases?
a. Qualitative
b. Quasi-experimental
c. Cohort
d. Cross-sectional Answer: a. Qualitative
Experimental: quasi-experimental
Non-experimental: descriptive, correlational, cross sectional, cohort,
longitudinal
© 2025 All rights reserved
,3
Qualitative: phenomenological, ethnographic, ground theory, historical,
case study, action research
Which research design helps provide answers to the questions of who,
what, when, where, and how associated with a particular research
problem?
a. Qualitative
b. Cross-sectional
c. Correlational
d. Descriptive Answer: d. Descriptive, non-experimental
An observational study draws a conclusion by comparing subjects
against a control group, in cases where the researcher has no control
over the experiment. This study is a type of which research design?
a. Correlational
b. Quasi-experimental
c. Longitudinal
d. Qualitative Answer: a. Correlational, non-experimental
© 2025 All rights reserved
, 4
This type of study follows the same sample over time and makes
repeated observations by interviewing at regular intervals or
increments of time?
a. Cross-sectional
b. Longitudinal
c. Correlatiional
d. Cohort Answer: b. Longitudinal, non-experimental
All of the following studies are considered clinical research except:
a. Case reports
b. Case control studies
c. Systematic reviews
d. Animal research Answer: d. Animal research
Levels of Evidence:
Pre-clinical research: in vitro, animal research
Editorials and commentaries
© 2025 All rights reserved
