Key words Flashcards
What is a target population?
The group of people that a researcher intended to study.
What is a directional hypothesis?
A testable statement that predicts a direction (increase or decrease) of the variables.
Makes a PREDICTION within a testable statement.
Used when there’s an existing body of research.
“There is an increase in…”
“There are less…”
What is a non-directional hypothesis?
A testable statement that suggests that there’s a DIFFERENCE between variables but doesn’t suggest a direction.
DOES NOT make a PREDICTION.
It is used when there is no prior body of research in that area.
“There is a difference between…”
Operationalise depression.
Serotonin levels
Rating scale 1-10
Likert scale
What is a paradigm?
When many psychologists agree with a concept/theory/perspective.
A set of share assumptions within a particular discipline.
What is paradigm shift?
What is operationalisation?
Making a variable clear and measurable, and being able to collect data quantitatively.
It increases OBJECTIVITY.
(Make sure you mention that)
What does it mean to have high concurrent validity?
Findings of result of a test is very similar to the results of a similar validated study/test.
The correlation coefficient is + or - 0.8.
How would you ask a quantitative question?
How much _____ on a scale of 1-10…
How would you ask a qualitative question?
In 200 words or more, how…
