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research quiz 2
research quiz 2
16
Nursing
Undergraduate 2
03/05/2011

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Cards

Term
what is one of the challenges of research?
Definition
bias can never be totally renewed
Term
What should be considered when determining research question
Definition
foundation of research, what drives design, significance to nursing, feasibility, testability
Term
what should be considered when determining significance of research question
Definition
who will benefit, application to practice, education or administration, fill gaps in knowledge (lit. review) will it provdie more evidence to improve practice?
Term
what is considered when determining feasibility?
Definition
time, cost, subjects, facilities, ethical considerations.
Term
Literature review
Definition
helps trace development of implied research question. collection of individual studies and systematic reviews. identify gaps in literature. builds a case for why current research is important.
Term
hypothesis
Definition
statement that explains or predicts the relationships between two or more variables. includes sample being studied, variables of interest and predicted outcome. may not be explicitly stated. formulated before study. never a question, always a statement.
Term
Independant variable
Definition
researcher manipulates (treatment)
Term
dependant variable
Definition
outcome, measuring (outcome)
Term
if hypothesis talks about impact, it is
Definition
nondirectional
Term
simple hypothesis
Definition
2 variables
Term
complex hypothesis
Definition
2 or more independant variables and or dependant variables
Term
null hypothesis
Definition
no relationship exists between variables
Term
confounding variables
Definition
variable that is not controlled for in study, threatening integrity of study. (pre existing health condition, medication, nutrition)
Term
randomization
Definition
subjects can either go to control or expiramental group.
Term
history
Definition
something happens at same time
Term
mortality
Definition
threat to internal validity
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