Evidence for Nursing Practice 11th Edition Polit Beck |
9781975110642 | All Chapters with Answers and Rationals
variable - ANSWER: a characteristic or quality that takes on different values; something that varies
from person to person
independent variable - ANSWER: the presumed cause of the problem/dependent variable
dependent variable - ANSWER: the presumed effect of an independent variable
theory - ANSWER: systematic, abstract explanation of some aspect of reality; concepts come together
in a coherent system to explain some aspect
quantitative - ANSWER: start with theory, framework or conceptual model, make predictions on how
concepts will interact if theory is true
qualitative - ANSWER: theory can be product of research information from study participants used
inductively to develop a theory to explain phenomena as they exist
conceptual frameworks- qualitative - ANSWER: used to guide inquiry and interpret gathered
information in qualitative research
conceptual frameworks- quantitative - ANSWER: specific predictions deduced from the theory, tested
through research, results used to support, reject or modify theory or conceptual framework
conceptual framework - ANSWER: may not be a theory, may be a linking of variables the researcher
can base his experiment on
theory (alt. def.) - ANSWER: linking concepts together to form an explanation
continuous variable - ANSWER: infinite amount of values between 2 data points; ex. height
discrete variable - ANSWER: no data points between 2 values; ex. # of children
categorical variable - ANSWER: have distinct categories that do not represent a quantity, ex. type of
nursing degree, marital status
dichotomous variable - ANSWER: yes/no, gender- M/F
attribute variable - ANSWER: ex. age, blood type, hair color
active variable - ANSWER: created; ex. method of pain mgmt, effectiveness of educational material,
effectiveness of a drug
conceptual definition - ANSWER: the abstract or theoretical meaning of a concept being studied; what
you study
operational definition - ANSWER: the operations (measurement) a researcher must perform to collect
the desired information; how you measure it
quantitative research - ANSWER: start with a theory, test the aspect of the theory to see if it's true via
deductive reasoning