NSG3029 Final Exam
1. The magnitude of the impact that the intervention or variable is expected
to have on the outcome is referred to as the:
A. Power
B. Experimenter effect
C. Effect size
D. Treatment effect
ANS: C
2. Which type of error is related to the power of the statistical test?
A. Type 1 error
B. Type 2 error
C. Measurement error
D. Sampling error
ANS: B
3. Control of bias can be accomplished through use of all of the following
measures except:
A. Using more than one observer
B. Allowing subjects to volunteer for the study
C. Blinding treatment groups to the researcher
D. Using a carefully constructed demographic questionnaire
ANS: B
4. Which type of error is frequently referred to as the level of significance?
A. Type 1 error
B. Type 2 error
, C. Measurement error
D. Sampling error
ANS: A
5. The ability to generalize findings from a research study to other
populations, places, and situations is referred to as:
A. Internal validity
B. Reliability
C. External validity
D. Population validity
ANS: C
6. The confidence that an experimental treatment or condition made a
difference and that rival explanations were ruled out through study design
and control is called:
A. Internal validity
B. Reliability
C. External validity
D. Population validity
ANS: A
7. All of the following are threats to external validity except:
A. Selection effect
B. Experimenter effect
C. Maturation
D. History
, ANS: C
8. All of the following strategies help to increase the trustworthiness of
qualitative research except:
A. Triangulation
B. Bracketing
C. Audit trail
D. Random Selection
ANS: D
9. Threats to validity can be handled by the researcher in all of these ways
except:
A. Eliminate the threat
B. Control the threat
C. Account for the threat
D. Ignore the threat
ANS: D
10. A threat to internal validity in which the subject reactions are due to the
effect of being observed are referred to as:
A. Selection effects
B. Treatment effects
C. Experimental mortality
D. Maturation
ANS: B
1. The magnitude of the impact that the intervention or variable is expected
to have on the outcome is referred to as the:
A. Power
B. Experimenter effect
C. Effect size
D. Treatment effect
ANS: C
2. Which type of error is related to the power of the statistical test?
A. Type 1 error
B. Type 2 error
C. Measurement error
D. Sampling error
ANS: B
3. Control of bias can be accomplished through use of all of the following
measures except:
A. Using more than one observer
B. Allowing subjects to volunteer for the study
C. Blinding treatment groups to the researcher
D. Using a carefully constructed demographic questionnaire
ANS: B
4. Which type of error is frequently referred to as the level of significance?
A. Type 1 error
B. Type 2 error
, C. Measurement error
D. Sampling error
ANS: A
5. The ability to generalize findings from a research study to other
populations, places, and situations is referred to as:
A. Internal validity
B. Reliability
C. External validity
D. Population validity
ANS: C
6. The confidence that an experimental treatment or condition made a
difference and that rival explanations were ruled out through study design
and control is called:
A. Internal validity
B. Reliability
C. External validity
D. Population validity
ANS: A
7. All of the following are threats to external validity except:
A. Selection effect
B. Experimenter effect
C. Maturation
D. History
, ANS: C
8. All of the following strategies help to increase the trustworthiness of
qualitative research except:
A. Triangulation
B. Bracketing
C. Audit trail
D. Random Selection
ANS: D
9. Threats to validity can be handled by the researcher in all of these ways
except:
A. Eliminate the threat
B. Control the threat
C. Account for the threat
D. Ignore the threat
ANS: D
10. A threat to internal validity in which the subject reactions are due to the
effect of being observed are referred to as:
A. Selection effects
B. Treatment effects
C. Experimental mortality
D. Maturation
ANS: B
