psych ch 2 Flashcards
startegies to understand human behavior (3)
experience, intuition, patterns
psychologist empiricists have no
opinions, beliefs, common sense
psychologist epiricists process
basing confidence in idea of systematic observations of world, research studies
theory data cycle
process scientists collect data to confirm/deny theory
theory data cycle path
theory, hypothesis, design, data, compare
what happens if theory data does not support idea
redesign study, reject theory
variable
something of interest that varies
dependent variable
being measured
independent variable
namipulated, control
self report
rating on scale, interview/survey
direct observation
observe record occurence of behavior
operationalized definition
specific way to measure/mani variable
descriptive research
one variable studied at a time
self report method
rep random sample of larger pop
benefits of self report
low cost, qick, large data
cons of self report
not accurate, only ask certain questions
observational method
measure variable by observing/recording what people do
naturalistic observe
watch in normal everyday enviro
big data
large data sets acquired w technology to conduct research
pro and con of observational method
longer time, more accurate
case study
study 1/2 individuals in depth, often unique conditions
pros of case study
theoretical insights, research inspirations, study rare phenomena
cons of case study
don’t generalize to public, time consuming, no control group
correlational studies
measure 2+ variables in same sample of people, observes relationship
positive scatterplot
increase and decrease together