©SIRJOEL EXAM SOLUTIONS
10/11/2024 1:41 PM
Nurs 371 Final Exam Questions 100%
Solved.
What is Validity? - answer✔whether or not the results of the study were obtained via sound
scientific methods
What is reliability? - answer✔the quality of being trustworthy and believable
- results from expertise and experience
What is external validity? - answer✔*the findings are generalizable*
- can take findings from small sample size and apply to larger population
What is internal validity? - answer✔- Knowing with certainty that it was the independent
variable that caused the change in the dependent variable *not confounding variables*
- what you did actually worked
What is a Solomon 4 Group Design - answer✔- 4 groups total
- 2 groups get intervention, 2 groups serve as control
- 1 control and 1 intervention group get pretest
, ©SIRJOEL EXAM SOLUTIONS
10/11/2024 1:41 PM
- all groups get posttest
- removes test-retest bias but also gives baseline data
What is a Factorial Design? - answer✔- 4 groups
- looks at impact of 2 or more interventions
- For example, one group gets A, one gets B, one gets AB and one gets nothing
What is a Quasi-Experimental Study? - answer✔- level 3
- the independent variable is manipulated but there *is no randomization or control group*
- typically studies in which it would be unethical for a control group to be included
3 Group RCT - answer✔- intervention group
- attention control group that doesn't get intervention but gets everything else
- control group gets nothing
- adding the attention control group helps isolate the independent variable
2-Group RCT with Posttest Only - answer✔- intervention and control group
- not as strong because without the pretest there is no baseline data
2-Group RCT with repeated measures - answer✔- intervention, control, baseline data, then test
scores and test again months later
10/11/2024 1:41 PM
Nurs 371 Final Exam Questions 100%
Solved.
What is Validity? - answer✔whether or not the results of the study were obtained via sound
scientific methods
What is reliability? - answer✔the quality of being trustworthy and believable
- results from expertise and experience
What is external validity? - answer✔*the findings are generalizable*
- can take findings from small sample size and apply to larger population
What is internal validity? - answer✔- Knowing with certainty that it was the independent
variable that caused the change in the dependent variable *not confounding variables*
- what you did actually worked
What is a Solomon 4 Group Design - answer✔- 4 groups total
- 2 groups get intervention, 2 groups serve as control
- 1 control and 1 intervention group get pretest
, ©SIRJOEL EXAM SOLUTIONS
10/11/2024 1:41 PM
- all groups get posttest
- removes test-retest bias but also gives baseline data
What is a Factorial Design? - answer✔- 4 groups
- looks at impact of 2 or more interventions
- For example, one group gets A, one gets B, one gets AB and one gets nothing
What is a Quasi-Experimental Study? - answer✔- level 3
- the independent variable is manipulated but there *is no randomization or control group*
- typically studies in which it would be unethical for a control group to be included
3 Group RCT - answer✔- intervention group
- attention control group that doesn't get intervention but gets everything else
- control group gets nothing
- adding the attention control group helps isolate the independent variable
2-Group RCT with Posttest Only - answer✔- intervention and control group
- not as strong because without the pretest there is no baseline data
2-Group RCT with repeated measures - answer✔- intervention, control, baseline data, then test
scores and test again months later
