NURS356 - Final Exam With Complete Solution
Chapter 9 Terms - Answer ##### Experimental - Answer After only design
Quasi-Experimental - Answer One group (Pretest - Posttest) Design Experimental
Research Design -Answer What experimental design is used in this study?
Quasi-Experimental Research Design -Answer What is the most common threat to
internal and external validity of the findings of this design?
Experimental and Quasi-Experimental Research Designs - Answer Is power analysis
used to determine the appropriate sample size for the study?
Chapter 10: Multiple Choice & Terms - Answer #####
Which of the following statements are true regarding nonexperimental designs? (Select
all that apply. - Answer Nonexperimental designs are used to test relationships among
variables.
Nonexperimental designs can be used to build a picture of a phenomenon at one point
in time.
What are alternative names for longitudinal studies? Choose all that are correct.
Solution Prospective studies
Cohort studies
Repeated measures studies
What are potential problems for longitudinal studies? Choose all that are correct.
Solution Subject loss due to attrition
The Hawthorne effect
What do you call retrospective studies by another name? Choose all that are correct.
, Solution Case-control studies
Ex post facto studies
A nurse researcher found that cigarette smoking appeared to be a determinant of lung
cancer. Due to what reasons could the researcher not conclude that a causal
relationship exists between cigarette smoking and lung cancer? (Select all that apply.) -
Answer The independent variable was not manipulated.
Subjects were not randomly assigned to groups.
Nonexperimental studies provide what level of evidence? - Answer Level IV
A study was designed to determine if motion would affect the mood of elderly residents
living in a nursing home. A researcher compared the residents who ambulated an hour
each day to those who did not ambulate regarding being involved in their environments.
What type of study is this? - Answer Comparative
What is one of the advantages of using surveys in collecting data? A. Few response
subjects could yield an accurate result.
What is the work of an investigator in a correlational study? The relationship between
two or more variables is examined.
For what reason are nonexperimental correlational studies used extensively in nursing
research? Answer Many of the phenomena of clinical interest do not lend themselves to
manipulation, control, or randomization.
Which type of studies is specifically concerned with a time perspective? Answer
Developmental studies
Graduates from a nursing program were surveyed 6 months postgraduation to assess
perceptions of the adequacy of their nursing educational experience. This is the
example of what type of study? A cross-sectional study
Chapter 9 Terms - Answer ##### Experimental - Answer After only design
Quasi-Experimental - Answer One group (Pretest - Posttest) Design Experimental
Research Design -Answer What experimental design is used in this study?
Quasi-Experimental Research Design -Answer What is the most common threat to
internal and external validity of the findings of this design?
Experimental and Quasi-Experimental Research Designs - Answer Is power analysis
used to determine the appropriate sample size for the study?
Chapter 10: Multiple Choice & Terms - Answer #####
Which of the following statements are true regarding nonexperimental designs? (Select
all that apply. - Answer Nonexperimental designs are used to test relationships among
variables.
Nonexperimental designs can be used to build a picture of a phenomenon at one point
in time.
What are alternative names for longitudinal studies? Choose all that are correct.
Solution Prospective studies
Cohort studies
Repeated measures studies
What are potential problems for longitudinal studies? Choose all that are correct.
Solution Subject loss due to attrition
The Hawthorne effect
What do you call retrospective studies by another name? Choose all that are correct.
, Solution Case-control studies
Ex post facto studies
A nurse researcher found that cigarette smoking appeared to be a determinant of lung
cancer. Due to what reasons could the researcher not conclude that a causal
relationship exists between cigarette smoking and lung cancer? (Select all that apply.) -
Answer The independent variable was not manipulated.
Subjects were not randomly assigned to groups.
Nonexperimental studies provide what level of evidence? - Answer Level IV
A study was designed to determine if motion would affect the mood of elderly residents
living in a nursing home. A researcher compared the residents who ambulated an hour
each day to those who did not ambulate regarding being involved in their environments.
What type of study is this? - Answer Comparative
What is one of the advantages of using surveys in collecting data? A. Few response
subjects could yield an accurate result.
What is the work of an investigator in a correlational study? The relationship between
two or more variables is examined.
For what reason are nonexperimental correlational studies used extensively in nursing
research? Answer Many of the phenomena of clinical interest do not lend themselves to
manipulation, control, or randomization.
Which type of studies is specifically concerned with a time perspective? Answer
Developmental studies
Graduates from a nursing program were surveyed 6 months postgraduation to assess
perceptions of the adequacy of their nursing educational experience. This is the
example of what type of study? A cross-sectional study
