Midterm Study Set Flashcards
How would you define research?
- a systematic and rigorous investigation of info
- uses a set of processes to test a hypothesis
- helps us discover new knowledge
What are the 3 items that evidence based practice relies on?
1) clinical experience
2) research evidence
3) patient preference
One’s beliefs about the nature of reality
Ontology
Answers “what is true? What exists?”
Ontology
The study of how we know what we know
Epistemology
Answers “How can we know what exists”
Epistemology
______ is the ontology of the quantitative paradigm
Realism
______ is the ontology of the qualitative paradigm
Relativism
Positivism has a ______ epistemology
Objective
Interpretivism has a _______ epistemology
Subjective
What is an “etic” perspective?
- an outsider studying a culture from the outside in, without taking part in it.
- Relies on observation instead of participation
What is an “emic” perspective?
- how people perceive their own cultural experiences
- participant in the culture
- avoids interpreting others through own cultural belief
A set of guiding pricinples used to describe somethinh
theories
Helps explain observations and assumptions.
concepts
_____ show the relationship between concepts
models
explain mediator variable vs. moderator variable
Mediator variable
- explains the process through which 2 variables are related.
- on the causal pathway, and leads to the outcome
- Example: sleep quality (IV) affects academic achievement (DV). However, this is because sleep quality affects alertness (mediator), which then affects academic achievement
Moderator variable
- strengthens the association between IV and DV.
Example: Hours of study (IV) and exam score (DV). Factor in IQ, and that could impact results and strengthen the association
Surveys and questionnaires are examples of a ______ approach
Quantitative
Explain the difference between a null hypothesis and an alternative hypothesis
Null hypothesis:
- a type of statistical hypothesis where you predict that there is no relationship
- states that there is no statistical significance in a given observation
Alternative hypothesis:
- states that there is statistical significance in a given observation
Quantitative methods rely on this
Replicability
what is a systematic review?
- highest on hierarchy of scientific evidence
- uses systematic methods to collect and analyze secondary data
what is a meta analysis
- pools data from different studies
What is a cross sectional study? Example?
Makes comparisons at a single point in time
- example: what is the prevalence of cancer in the black community in Toronto?
hypothesis testing would fall under which paradigm
quantitative