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Psychology Methodology

How certain are psychological conclusions and explanations?
by

Cathryne McNamara

on 9 September 2015

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Transcript of Psychology Methodology

target population
participants
representative sample
opportunity/convenience sample
sampling bias-gender, ethnicity, culture
random sampling
generalize/generalizability
stratified sample
informed consent and voluntary participation
deception
debriefing
right to withdraw
confidentiality and anonymity
no undue harm or stress
application
ecological validity-lab, natural, real life task
cross-cultural validity (ethnocentricism)
reliability
inter-observer reliability
replication
statistically significant
operational definitions
control condition
experimental condition
demand characteristics
researcher/observer bias
Hawthorne effect
single blind design
expectancy effect
double blind
confirmation bias
participant bias
social desirability
self-selected sample
ETHICS
validity
independent variable
dependent variable
artificiality
hypothesis
variables
random assignment
placebo control condition
practice effects
order effects
animal ethics
risk benefit ratio

PICKING OUR PEOPLE
DESIGN
GOALS
third, extraneous, or confounding variables
independent or repeated measures
matched pairs
sampling
participant variability
snowball sampling
lab, field, natural experiment
null hypothesis
experimental hypothesis
METHOD
case study
interview
naturalistic observation
survey
experiment
interviewer effects
reactivity
reductionist/holistic or complex, objective/subjective, external/internal, nature/nurture, nativist/nurturist, interactionist, heredity/environment, universal/inidvidualistic, nomothetic/idiographic, generalizability/individuality, deterministic/free will
cross sectional, cross cultural, longitudinal
correlation-positive, negative, bidirectional ambiguity
representational generalization, inferential generalization, theoretical generalization
triangulation
reflexivity
credibility

BIAS
Full transcript