Hypotheses can be categorized in what four broad ways:
Select one:
a. Associative vs. causal, simple vs. complex, directional vs. directional, and null vs. research
b. Associative vs. grand theory, simple vs. complex, complex vs. nondirectional, and null vs. research
c. Associative vs. causal, simple vs. complex, directional vs. nondirectional, and null vs. research
d. Active vs. causal, simple vs. moderate, nondirectional vs. nondirectional and null vs. research -
Answers c. Associative vs. causal, simple vs. complex, directional vs. nondirectional, and null vs.
research
The study hypothesis is best defined as: formal statements regarding the expected or predicted
relationship between two or more variables in a specific population.
Select one:
True
False - Answers True
The dependent variable(s) in the research question, "Is the job performance of nurses affected by
salary or perceived job autonomy?" is(are):
Select one:
a. Salary
b. Perceived job autonomy
c. Both salary and perceived job autonomy
d. Job performance - Answers d. Job performance
The null and research hypotheses divide all possibilities into:
Select one:
a. two sets that may or may not overlap
b. as many sets as necessary to cover all possibilities
c. two sets that overlap
d. two non-overlapping sets - Answers d. two non-overlapping sets
The purpose of the study was to determine if physical activity participation among teenagers can be
affected by average hours of TV watching per day. The independent variable in this study was
Select one:
a. Teenagers
b. None of the above
c. Average hours of TV watching per day
d. Physical activity participation - Answers c. Average hours of TV watching per day
Qualitative research and quantitative research are essentially the same; they both collect data and
use the statistics in the data to determine a relationship.
Select one:
True
False - Answers False
What does the quantitative approach in research attempt to eliminate?
Select one:
a. Generalizability
b. Bias and subjectivity
c. Methodologic controls
d. Research ethics - Answers b. Bias and subjectivity
If you want specific information about the limitation of the study, your best approach will be to look
at which one of the following sections of the journal article?
Select one:
a. Introduction
b. Discussion
c. Abstract
d. Methods - Answers b. Discussion
The nurse researcher is aware that PICOT is a research strategy mnemonic for which of the following
components?
Select one:
, a. Patient population or patient condition of interest , Intervention, Comparison of intervention,
Outcome of interest , Total patients involved
b. Patient population or patient condition of interest , Intervention, Comparison of interest , Outcome
of interest , Time
c. Patient population or patient condition of interest , Intervention, Comparison of intervention,
Overarching alignment with practice , Time
d. Patient disease or illness , Intervention , Comparison of interest , Outcome of interest , Total
patients involved - Answers b. Patient population or patient condition of interest , Intervention,
Comparison of interest , Outcome of interest , Time
The nurse researcher understands that a mediator is an intervening variable with what specific
purpose?
Select one:
a. Mediators account for how or why two variables are strongly associated
b. Mediators account for how or why two theories are strongly associated
c. Mediators account for how or why two hypothesis are strongly associated
d. A. Mediators account for how or why two studies are strongly associated - Answers a. Mediators
account for how or why two variables are strongly associated
Which of the following research designs is used to answer questions that seek to investigate
causality?
Select one:
a. Survey design
b. Experimental design
c. Correlational design
d. Cross-sectional design - Answers b. Experimental design
Descriptive designs provide a picture of a situation as it is naturally happening _______ manipulation
of the variables.
Select one:
a. without
b. encompassing
c. with
d. including - Answers a. without
Which statement is a correct definition of theory?
Select one:
a. A set of interrelated concepts that provides a systematic view of a phenomenon
b. The assumptions and beliefs of the worldview of the researcher
c. The specific and measurable premise or assumption on which rational decisions for research
direction are made
d. A researcher's best guess of the expected direction of the relationship between the independent
and dependent variables - Answers a. A set of interrelated concepts that provides a systematic view
of a phenomenon
Theory is defined as a set of interrelated concepts providing a systematic view of a phenomenon.
When critiquing a research article, what is the most important issue the nurse researcher should
consider regarding the concepts of the study?
Select one:
a. Whether the study is qualitative or quantitative
b. The specific meanings the researcher has ascribed to the study concepts
c. An in-depth understanding of the grand theory that underpins the study concepts
d. The theoretical interrelatedness of the concepts - Answers b. The specific meanings the researcher
has ascribed to the study concepts
The reader wants to see a logical fit between operational and conceptual definitions. It is important to
understand the meaning that the researcher ascribes to concepts as the meaning of concepts can vary
with different people.
When reading an article reporting the results of nursing research, you find the framework is drawn
from a discipline other than nursing. What should you consider when critiquing this aspect of an
article?