NSE 212: Final Exam Questions With Complete Solutions
2 forms of research utilization Correct Answers 1. conceptual:
used for critical thinking
2. decision driven: used to make decisions (In practice,
procedures...)= application
3 core ethical values of council Correct Answers 1. respect for
persons
autonomy and privacy (confidentiality(
2. concern for welfare:
avoid participants risk to exposure
consider physical, economic, social status
3.justice:
treats all fairly/equitable
aware of power relations
considers vulnerable population
6 threats to internal validity Correct Answers history: unrelated
events
maturation: change in participants over time
testing: ongoing tests prepare participants for future tests
instrumentation: changes in measurement methods
mortality/attribution: death or quitting
, selection bias: groups are not homogeneous
ANCOVA Correct Answers Analysis of covariance.
blinding vs double blinding Correct Answers -blinding=
participants are unaware if they are on control or experimental
group
-double blinding: participants and researcher do no know who is
in control/experimental group
conceptual definition vs operational definition Correct Answers
-conceptual: meaning of the concept
-operation: how the concept was measured
degree of freedom for dependent(paired) t-tests Correct
Answers df= N-1
degree of freedom for independent t-tests Correct Answers df=
N-2
N (number of participants)
degree of freedom of one-way ANOVA test b/w groups Correct
Answers df=K-1
k= # of groups
2 forms of research utilization Correct Answers 1. conceptual:
used for critical thinking
2. decision driven: used to make decisions (In practice,
procedures...)= application
3 core ethical values of council Correct Answers 1. respect for
persons
autonomy and privacy (confidentiality(
2. concern for welfare:
avoid participants risk to exposure
consider physical, economic, social status
3.justice:
treats all fairly/equitable
aware of power relations
considers vulnerable population
6 threats to internal validity Correct Answers history: unrelated
events
maturation: change in participants over time
testing: ongoing tests prepare participants for future tests
instrumentation: changes in measurement methods
mortality/attribution: death or quitting
, selection bias: groups are not homogeneous
ANCOVA Correct Answers Analysis of covariance.
blinding vs double blinding Correct Answers -blinding=
participants are unaware if they are on control or experimental
group
-double blinding: participants and researcher do no know who is
in control/experimental group
conceptual definition vs operational definition Correct Answers
-conceptual: meaning of the concept
-operation: how the concept was measured
degree of freedom for dependent(paired) t-tests Correct
Answers df= N-1
degree of freedom for independent t-tests Correct Answers df=
N-2
N (number of participants)
degree of freedom of one-way ANOVA test b/w groups Correct
Answers df=K-1
k= # of groups
