Question 1

What is the process of selecting representative units of a population for study in a research investigation?

Accepted Answer

A)  Sampling 
B)  Snowballing 
C)  Delimination 
D)  Random assignment 
A)  Sampling 
B)  Snowballing 
C)  Delimination 
D)  Random assignment

Question 2

A nurse researcher should be particularly concerned about having a small sample size for which reason?

Accepted Answer

A)  There is increased risk of obtaining a nonrepresentative sample. 
B)  There is increased risk of a study subject interacting with another study subject. 
C)  There is increased potential for loss of confidentiality. 
D)  There is increased regression toward the mean. 
A)  There is increased risk of obtaining a nonrepresentative sample. 
B)  There is increased risk of a study subject interacting with another study subject. 
C)  There is increased potential for loss of confidentiality. 
D)  There is increased regression toward the mean.

Question 3

Which statement regarding sample size is most accurate?

Accepted Answer

A)  Studies with smaller sample sizes have more accurate results. 
B)  Studies with smaller sample sizes are more likely to be representative of the target population. 
C)  Studies with larger sample sizes have more accurate results. 
D)  Studies with larger sample sizes are more likely to be representative of the target population. 
A)  Studies with smaller sample sizes have more accurate results. 
B)  Studies with smaller sample sizes are more likely to be representative of the target population. 
C)  Studies with larger sample sizes have more accurate results. 
D)  Studies with larger sample sizes are more likely to be representative of the target population.

What is the process of selecting representative units of a population for study in a research investigation?

A nurse researcher should be particularly concerned about having a small sample size for which reason?

Which statement regarding sample size is most accurate?

Integrating Research, Evidence-Based Practice, and Quality Improvement Processes

Research Questions, Hypotheses, and Clinical Questions

Gathering and Appraising the Literature

Theoretical Frameworks for Research

Introduction to Qualitative Research

Qualitative Approaches to Research

Appraising Qualitative Research

Introduction to Quantitative Research

Experimental and Quasi-Experimental Designs

Nonexperimental Designs

Systematic Reviews and Clinical Practice Guidelines

Legal and Ethical Issues

Data Collection Methods

Reliability and Validity

Data Analysis: Descriptive and Inferential Statistics

Understanding Research Findings

Appraising Quantitative Research

Strategies and Tools for Developing an Evidence-Based Practice

Developing an Evidence-Based Practice

Quality Improvement

Filters

Exam 12: Sampling

What is the process of selecting representative units of a population for study in a research investigation?

A nurse researcher should be particularly concerned about having a small sample size for which reason?

Which statement regarding sample size is most accurate?

Integrating Research, Evidence-Based Practice, and Quality Improvement Processes

Research Questions, Hypotheses, and Clinical Questions

Gathering and Appraising the Literature

Theoretical Frameworks for Research

Introduction to Qualitative Research

Qualitative Approaches to Research

Appraising Qualitative Research

Introduction to Quantitative Research

Experimental and Quasi-Experimental Designs

Nonexperimental Designs

Systematic Reviews and Clinical Practice Guidelines

Legal and Ethical Issues

Data Collection Methods

Reliability and Validity

Data Analysis: Descriptive and Inferential Statistics

Understanding Research Findings

Appraising Quantitative Research

Strategies and Tools for Developing an Evidence-Based Practice

Developing an Evidence-Based Practice

Quality Improvement

Filters