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NURS 2031 Exam Questions And Answers
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NURS 2031 Exam Questions And Answers
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NURS 2031 Exam Questions And AnswersA pilot study Correct Answer A pilot study is a small, simple
study conducted as a prelude to a larger study. The key is the
accuracy, validity, and objectivity used by the researcher in
attempting to answer the question.
advantages and disadvantages of connivence sampling Correct
Answer advantages:
¡Simplicity of sampling and the ease of research
¡Helpful for pilot studies and for hypothesis generation
¡Data collection can be facilitated in short duration of time
¡Feasible
disadvantages:
¡Highly vulnerable to selection bias and influences beyond the
control of the researcher
¡High level of sampling error
¡Studies that use convenience sampling have little credibility
due to reasons above
advantages and disadvantages of simple random sampling
Correct Answer •Advantages
•No bias from the researcher, no systematic bias (except in the
selection of the accessible population).
•Most likely to be representative, given a large enough sample
size.
•Disadvantages
•Time-consuming and inefficient, not very feasible.
•May be impossible if the researchers can't build a sampling
frame.
,advantages and disadvantages of stratified random sampling
Correct Answer ¡ADVANTAGE: Increased representativeness,
low risk of bias.
¡DISADVANTAGE: Variable info may not be available, time-
consuming, challenging, and expensive.
advantages and disadvantages of systematic sampling Correct
Answer ¡ADVANTAGE: Efficient and convenient.
¡DISADVANTAGE: It's easy to introduce bias.
An extraneous variable Correct Answer An extraneous variable
(also called a mediating variable) interferes with the operations
of the phenomena being studied (e.g., age and gender).
Construtivism Correct Answer • points to the centrality of
human experiences, social and cultural constructs, values,
perspectives, and language
• Concerned with the ways in which people construct their
words
• The meaning things, multiple realities, subjective
Critical Social Theory Correct Answer • The use of both
qualitative and quantitative research to highlight historical and
current experiences of suffering, conflict, and collective
strugglesFocuses on ethical issues of social equity and justice.
Define Health Research. Correct Answer Any research that is
relevant to health, incorporating a diverse number of
methodologies.
, Define Research. Correct Answer A systemic process of
enquire that aims to generate new scientific knowledge.
Directional, non-directional hypothesis Correct Answer
Directional hypothesis
• Specifies the expected direction of the relationship between
variables
• X is negatively (or positively) related to Y
Nondirectional hypothesis
• Predicts the existence of a relationship, not its direction
• X is related to Y
experimental design Correct Answer A design in which
researchers manipulate an independent variable and measure a
dependent variable to determine a cause-and-effect relationship
experimental design advantages and disadvantages Correct
Answer Advantages
• Most appropriate for testing cause-and-effect relationships
• Provides highest level of evidence for single studies
Disadvantages
• Participant mortality ... especially control group participants
• Difficult logistics in field settings
• Not all research questions are amenable to experimental
manipulation or randomization
• Hawthorne effect
features of a non-experimental design Correct Answer
Descriptive
Exploratory
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