psyc 232 Flashcards
(62 cards)
construct validity
does the measurement match up to the theory
internal validity
was the best research design used to answer the question
external validity
does the research extent to scoety, more so than just the study itself
reliability
the extent that your measurement is consistent
item reliability
does each item in scales measure the same thing
test-re-test reliability
would the test give simialr results if it was completed in same way again
observer reliability
are participants making similar and consistents ratings with eachother (online book)
central limit theorm
bigger the sample is, the better normal dist the data will give (minimum 30)
categorical measurement
gender, ethnicity (not numbers)
ordinal/ranked
meaningful order, but not mathematcially same distances beween each rank (1st, 2nd, 3rd)
interval mean
equally sized distanced between each point (5 star rating)
ratio mean
not equally distanced between each point (0 age)
goal/research question
point and wanted question of research
operationalization
turning a concept into something we can measure
measurement
scale type
autonomous
free decison (ethics)
informed consent
participants giving consent to participate (ethics)
beneficance
utilize benefits and looking at wellbeing of others
psychological ethics
standards for reasearch
justice
Selection of participants and risks/benefits for participants must be equitable
morality
personal values, standards and beliefs, not to do with ethics in research
ceiling effect
items that are to easy to score high in
floor effects
items that are to easy to score low in
scale anchors
circles you shade in, in a survey