Question 1

Which is true about a dependent variable in a research study? It is:

Accepted Answer

A)  manipulated by the researcher to test the research hypothesis. 
B)  the cause of changes in other variables in a research study. 
C)  the experimental variable in a research study. 
D)  the outcome the researcher wishes to predict. 
A)  manipulated by the researcher to test the research hypothesis. 
B)  the cause of changes in other variables in a research study. 
C)  the experimental variable in a research study. 
D)  the outcome the researcher wishes to predict.

Question 2

Which is true about a research hypothesis?

Accepted Answer

A)  It defines the various research variables and describes how they will be measured. 
B)  It explains the relationship of the research purpose to theory development. 
C)  It includes the research problem, purpose, and research questions. 
D)  It links the research problem statement to the study design and data analysis. 
A)  It defines the various research variables and describes how they will be measured. 
B)  It explains the relationship of the research purpose to theory development. 
C)  It includes the research problem, purpose, and research questions. 
D)  It links the research problem statement to the study design and data analysis.

Question 3

Which component of a research study is exemplified in the statement,"This study identifies various themes associated with parenting children who have chronic disease?"

Accepted Answer

A)  Aim or objective 
B)  Hypothesis 
C)  Research methodology 
D)  Research problem 
A)  Aim or objective 
B)  Hypothesis 
C)  Research methodology 
D)  Research problem

Question 4

The statement,"Do patients who receive care in a Patient-Centered Medical Home have fewer emergency department visits than those who do not?" is an example of a research:

Accepted Answer

A)  aim. 
B)  hypothesis. 
C)  method. 
D)  question. 
A)  aim. 
B)  hypothesis. 
C)  method. 
D)  question.

Question 5

A nursing researcher determines that there is little information about the use of complementary practices in treating obesity.This represents the research:

Accepted Answer

A)  design. 
B)  problem. 
C)  purpose. 
D)  significance. 
A)  design. 
B)  problem. 
C)  purpose. 
D)  significance.

Question 6

In a research proposal,a statement about expected relationships among variables is the:

Accepted Answer

A)  conceptual definition. 
B)  operational definition. 
C)  research hypothesis. 
D)  research problem. 
A)  conceptual definition. 
B)  operational definition. 
C)  research hypothesis. 
D)  research problem.

Question 7

The most important initial step when developing a research study is to:

Accepted Answer

A)  develop the problem statement. 
B)  explore the background for the research problem. 
C)  identify the research problem. 
D)  state the research purpose. 
A)  develop the problem statement. 
B)  explore the background for the research problem. 
C)  identify the research problem. 
D)  state the research purpose.

Question 8

To reduce or eliminate the influence of environmental variables on study results,the researcher may:

Accepted Answer

A)  completely describe all environmental settings encountered in the study. 
B)  discuss these variables in the study results. 
C)  use a research unit in a hospital or laboratory. 
D)  use a qualitative study design to conduct the study. 
A)  completely describe all environmental settings encountered in the study. 
B)  discuss these variables in the study results. 
C)  use a research unit in a hospital or laboratory. 
D)  use a qualitative study design to conduct the study.

Question 9

In a study of adolescent children using a group of high school football players and junior-high school cyclists,researchers compared the length of recovery from concussion between those wearing brand X helmets and those wearing brand Y helmets.In this study "high school football players" represent which type of variable?

Accepted Answer

A)  Demographic 
B)  Dependent 
C)  Independent 
D)  Research 
A)  Demographic 
B)  Dependent 
C)  Independent 
D)  Research

Question 10

What type of hypothesis is the following?
"Children with cystic fibrosis who use a cough assist device will experience less anxiety about their disease and have fewer inpatient hospital admissions per year."

Accepted Answer

A)  Complex, directional 
B)  Complex, null 
C)  Simple, associative 
D)  Simple, nondirectional 
A)  Complex, directional 
B)  Complex, null 
C)  Simple, associative 
D)  Simple, nondirectional

Question 11

Which is an example of a directional,correlational hypothesis?

Accepted Answer

A)  "Increasing hours spent in study groups is associated with an increase in GPA among nursing students." 
B)  "Increased use of study groups will result in an increase in GPA among nursing students." 
C)  "Nursing students who use study groups are among groups of students who have higher GPAs." 
D)  "Studying in study groups is related to GPA levels in nursing students." 
A)  "Increasing hours spent in study groups is associated with an increase in GPA among nursing students." 
B)  "Increased use of study groups will result in an increase in GPA among nursing students." 
C)  "Nursing students who use study groups are among groups of students who have higher GPAs." 
D)  "Studying in study groups is related to GPA levels in nursing students."

Question 12

Which is included in a statement of a research study purpose?

Accepted Answer

A)  A description of gaps in knowledge about the research problem. 
B)  A discussion of the significance of the research problem. 
C)  A review of what is known about the research problem. 
D)  A statement about how the research problem will be studied. 
A)  A description of gaps in knowledge about the research problem. 
B)  A discussion of the significance of the research problem. 
C)  A review of what is known about the research problem. 
D)  A statement about how the research problem will be studied.

Question 13

Which is an example of a conceptual definition of a dependent variable in a study evaluating the effects of home nursing on coping among patients with chronic illness?

Accepted Answer

A)  "Coping is a set of actions and strategies used by individuals to reduce the stressors associated with chronic disease management." 
B)  "Coping skills were measured using a five-point Likert scale with higher scores indicating higher coping skills." 
C)  "Home nursing can include registered nurse and nursing assistant management of treatments provided at home." 
D)  "Home nursing was measured in the number of hours per week and the number of hours per day of in-home care." 
A)  "Coping is a set of actions and strategies used by individuals to reduce the stressors associated with chronic disease management." 
B)  "Coping skills were measured using a five-point Likert scale with higher scores indicating higher coping skills." 
C)  "Home nursing can include registered nurse and nursing assistant management of treatments provided at home." 
D)  "Home nursing was measured in the number of hours per week and the number of hours per day of in-home care."

Question 14

Which statement in a study about preoperative education and postoperative recovery times represents a research question?

Accepted Answer

A)  "What are the types of preoperative education materials that may be used?" 
B)  "What are the constructs that facilitate adult learning among patients?" 
C)  "What preoperative teaching will shorten postoperative recovery time?" 
D)  "What is already known about preoperative teaching and postoperative recovery?" 
A)  "What are the types of preoperative education materials that may be used?" 
B)  "What are the constructs that facilitate adult learning among patients?" 
C)  "What preoperative teaching will shorten postoperative recovery time?" 
D)  "What is already known about preoperative teaching and postoperative recovery?"

Question 15

Which type of variable is used in a descriptive study?

Accepted Answer

A)  Dependent variable 
B)  Independent variable 
C)  Research variable 
D)  Treatment variable 
A)  Dependent variable 
B)  Independent variable 
C)  Research variable 
D)  Treatment variable

Question 16

A reviewer assesses a potential researcher's credentials and experience,the availability of funding and resources,and ethical considerations of a potential study.This represents evaluation of a study's:

Accepted Answer

A)  expertise. 
B)  feasibility. 
C)  purpose. 
D)  significance. 
A)  expertise. 
B)  feasibility. 
C)  purpose. 
D)  significance.

Question 17

When writing a proposal for a research study,the researcher includes a problem statement that serves to:

Accepted Answer

A)  define the specific focus of a study. 
B)  describe what is known about the research problem. 
C)  identify a gap in knowledge needed for practice. 
D)  indicate the importance of the problem to nursing. 
A)  define the specific focus of a study. 
B)  describe what is known about the research problem. 
C)  identify a gap in knowledge needed for practice. 
D)  indicate the importance of the problem to nursing.

Question 18

Which is true about a statement of the research purpose?

Accepted Answer

A)  It describes the background for the subject of the research study. 
B)  It includes a discussion of the significance of the study. 
C)  It includes the research problem statement. 
D)  It provides a concise description of the study's focus. 
A)  It describes the background for the subject of the research study. 
B)  It includes a discussion of the significance of the study. 
C)  It includes the research problem statement. 
D)  It provides a concise description of the study's focus.

Question 19

Which statement is a research purpose for a correlational study?

Accepted Answer

A)  "This study will compare the effects of an oral antidiabetic medication to effects of a placebo on glucose control in groups of randomly assigned subjects." 
B)  "This study will examine whether pre-appointment telephone reminders increase show rate among patients in an ambulatory well-patient clinic." 
C)  "This study will use direct observation to identify methods parents use to discipline children in public places." 
D)  "This study will use questionnaires and school transcripts to examine the relationship of dietary habits to grades among school-age children." 
A)  "This study will compare the effects of an oral antidiabetic medication to effects of a placebo on glucose control in groups of randomly assigned subjects." 
B)  "This study will examine whether pre-appointment telephone reminders increase show rate among patients in an ambulatory well-patient clinic." 
C)  "This study will use direct observation to identify methods parents use to discipline children in public places." 
D)  "This study will use questionnaires and school transcripts to examine the relationship of dietary habits to grades among school-age children."

Question 20

Which is true about an operational variable in quantitative research?

Accepted Answer

A)  It is developed so that the degree of its existence can be measured. 
B)  It is often derived from a theoretical definition of a related concept. 
C)  It is specific to the time and setting of the research study. 
D)  It provides the theoretical meaning of a variable. 
A)  It is developed so that the degree of its existence can be measured. 
B)  It is often derived from a theoretical definition of a related concept. 
C)  It is specific to the time and setting of the research study. 
D)  It provides the theoretical meaning of a variable.

Which is true about a dependent variable in a research study? It is:

Which is true about a research hypothesis?

Which component of a research study is exemplified in the statement,"This study identifies various themes associated with parenting children who have chronic disease?"

The statement,"Do patients who receive care in a Patient-Centered Medical Home have fewer emergency department visits than those who do not?" is an example of a research:

A nursing researcher determines that there is little information about the use of complementary practices in treating obesity.This represents the research:

In a research proposal,a statement about expected relationships among variables is the:

The most important initial step when developing a research study is to:

To reduce or eliminate the influence of environmental variables on study results,the researcher may:

What type of hypothesis is the following? "Children with cystic fibrosis who use a cough assist device will experience less anxiety about their disease and have fewer inpatient hospital admissions per year."

Which is an example of a directional,correlational hypothesis?

Which is included in a statement of a research study purpose?

Which is an example of a conceptual definition of a dependent variable in a study evaluating the effects of home nursing on coping among patients with chronic illness?

Which statement in a study about preoperative education and postoperative recovery times represents a research question?

Which type of variable is used in a descriptive study?

A reviewer assesses a potential researcher's credentials and experience,the availability of funding and resources,and ethical considerations of a potential study.This represents evaluation of a study's:

When writing a proposal for a research study,the researcher includes a problem statement that serves to:

Which is true about a statement of the research purpose?

Which statement is a research purpose for a correlational study?

Which is true about an operational variable in quantitative research?

Introduction to Nursing Research and Evidence-Based Practice

Introduction to the Quantitative Research

Introduction to the Qualitative Research

Examining Ethics in Nursing Research

Understanding and Critically Appraising the Literature Review

Understanding Theory and Research Frameworks

Clarifying Quantitative Research Designs

Examining Populations and Samples in Research

Clarifying Measurement and Data Collection in Quantitative Research

Understanding Statistics in Research

Critical Appraisal of Quantitative and Qualitative Research for Nursing Practice

Building an Evidence-Based Nursing Practice

Outcomes Research

Filters

Exam 5: Research Problems,Purposes,and Hypotheses

Which is true about a dependent variable in a research study? It is:

Which is true about a research hypothesis?

Which component of a research study is exemplified in the statement,"This study identifies various themes associated with parenting children who have chronic disease?"

The statement,"Do patients who receive care in a Patient-Centered Medical Home have fewer emergency department visits than those who do not?" is an example of a research:

A nursing researcher determines that there is little information about the use of complementary practices in treating obesity.This represents the research:

In a research proposal,a statement about expected relationships among variables is the:

The most important initial step when developing a research study is to:

To reduce or eliminate the influence of environmental variables on study results,the researcher may:

What type of hypothesis is the following? "Children with cystic fibrosis who use a cough assist device will experience less anxiety about their disease and have fewer inpatient hospital admissions per year."

Which is an example of a directional,correlational hypothesis?

Which is included in a statement of a research study purpose?

Which is an example of a conceptual definition of a dependent variable in a study evaluating the effects of home nursing on coping among patients with chronic illness?

Which statement in a study about preoperative education and postoperative recovery times represents a research question?

Which type of variable is used in a descriptive study?

A reviewer assesses a potential researcher's credentials and experience,the availability of funding and resources,and ethical considerations of a potential study.This represents evaluation of a study's:

When writing a proposal for a research study,the researcher includes a problem statement that serves to:

Which is true about a statement of the research purpose?

Which statement is a research purpose for a correlational study?

Which is true about an operational variable in quantitative research?

Introduction to Nursing Research and Evidence-Based Practice

Introduction to the Quantitative Research

Introduction to the Qualitative Research

Examining Ethics in Nursing Research

Understanding and Critically Appraising the Literature Review

Understanding Theory and Research Frameworks

Clarifying Quantitative Research Designs

Examining Populations and Samples in Research

Clarifying Measurement and Data Collection in Quantitative Research

Understanding Statistics in Research

Critical Appraisal of Quantitative and Qualitative Research for Nursing Practice

Building an Evidence-Based Nursing Practice

Outcomes Research

Filters