Question 1

The nurse researcher has identified eligible participants for a quantitative study.Which actions would the nurse use to ensure an adequate sample size?
 Select all that apply.

Accepted Answer

A)  Complete a screening form.
B)  Offer an incentive to participating.
C)  Provide an informed consent form.
D)  Explain the benefits of participation.
E)  Identify the convenience of participating. B,D,E

Question 2

The nurse is reading the results of a quantitative study for ways to implement the findings into practice.Which area of the report would the nurse find this information?

Accepted Answer

A)  Research question
B)  Generalizability
C)  Implications
D)  Hypothesis C

Question 3

The nurse researcher is determining the variance of the data collected during a quantitative study.What will this calculation explain?

Accepted Answer

A)  The characteristic clusters of data in a distribution
B)  The spread of the data on the frequency distribution
C)  The average distance of spread in a frequency distribution
D)  The average area of spread under the frequency distribution curve D

Question 4

The nurse researcher is planning a quantitative study.What does the nurse identify as an advantage of using this research approach?

Accepted Answer

A)  The process is objective.
B)  The number of phases is variable.
C)  Mathematic calculations are minimal.
D)  Use of the findings in nursing practice can be omitted.

Question 5

The nurse researcher plans to use systematic random sampling for a quantitative study.How will the nurse implement this approach?
 Select all that apply.

Accepted Answer

A)  Create a non-alphabetical list.
B)  Select every kth participant on a random list.
C)  Assign numbers to the sample using a lottery.
D)  Subdivide the list and assign numbers using a lottery.
E)  Identify populations and identify participants from within the populations.

Question 6

When analyzing the data collected during a quantitative research study,the nurse adds up all of the scores obtained from the sample and divides it by the number of scores added together.What measure of central tendency is the nurse calculating?

Accepted Answer

A)  Mean
B)  Mode
C)  Range
D)  Median

Question 7

The nurse is planning a quantitative research study where the participants will be asked to report knowledge and feelings about a clinical intervention.Which type of instrument will the nurse utilize to collect this data?

Accepted Answer

A)  Checklist
B)  Rating scale
C)  Categorized list
D)  Questionnaire

Question 8

The results of a quantitative research study include a statement that the study used a non-probability population sample.How will the nurse interpret this statement?

Accepted Answer

A)  Sample is a mathematical representation of the population.
B)  The results of the study can be generalized to the population.
C)  The findings cannot be generalized to the population with any confidence.
D)  Each element in the population has an independent chance of being in the sample.

Question 9

The following sentence appears at the beginning of a quantitative research study: "Male patients with osteoarthritis will demonstrate an improvement in pain level and function after participating in structured muscle-strengthening exercise sessions for 30 minutes three times a week." What does the nurse identify this sentence as being in the research study?

Accepted Answer

A)  Hypothesis
B)  Research questions
C)  Conceptual definition
D)  Operational definition

Question 10

The nurse reads the following statement in a quantitative study: "The impact of active-range-of-motion exercises on the recovery of lower extremity function in patients diagnosed with Guillain-Barré syndrome." What is the dependent variable?

Accepted Answer

A)  Active
B)  Range of motion
C)  Guillain-Barré syndrome
D)  Lower extremity function

Question 11

The content of a quantitative research study identified that the instrument used to collect data was approved by a panel of judges.How will the nurse interpret the validity of the instrument used in the study?

Accepted Answer

A)  It is valid for content.
B)  It is valid for criterion.
C)  It is valid for construct.
D)  It is valid for equivalence.

Question 12

While conceptualizing the problem of a quantitative study,the nurse researcher learns that the problem scope may not be thoroughly studied in the identified time frame.This finding will impact which aspect of the conceptualization process?

Accepted Answer

A)  Review the literature.
B)  Formulate the problem.
C)  Develop a framework.
D)  Formulate the variables.

Question 13

During the analysis of data collected during a quantitative study,the nurse places some data as a frequency distribution.What purpose will this type of data display serve?

Accepted Answer

A)  Identifies if the findings were significant or not
B)  Determines if the statistics fit into the larger picture
C)  Helps to explain why the findings were unexpected
D)  Allow the use of central tendency and measures of spread

Question 14

The nurse researcher is designing the implementation phase of a quantitative study.At which point will the nurse be able to recruit subjects for data collection?

Accepted Answer

A)  Upon submission of the research study to the institutional review board
B)  Before the institutional review board reviews the research proposal
C)  When authorization is granted by the institutional review board
D)  After the data collection tool is tested for reliability and validity

Question 15

The nurse is reviewing a quantitative research study and is having difficulty identifying the theoretic framework.What does this finding indicate to the nurse?

Accepted Answer

A)  The study is founded on research problems.
B)  The study refutes any theoretic explanations.
C)  The research results will be difficult to integrate into practice.
D)  The links between concepts have yet to be meaningfully tested.

Exam 5: The Quantitative Research Process

The nurse researcher has identified eligible participants for a quantitative study.Which actions would the nurse use to ensure an adequate sample size? Select all that apply.