Research Flashcards
Lecture 2 (31 cards)
scientific method
acquiring knowledge/ understanding behaviors
hypothesis
a prediction, relationship between two or more variables.
theory
data, traits that were observed in certain behaviors.
variables
any factor that can change
operational definitions (OP)
very specific.
steps of scientific research
Formulate, select research and design, collect data, analyze.
replication studies
repeat study to verify results.
experimental research method
manipulate variables / cause & effect
Independent variable
the one you change
dependent variable
the one you measure
Extraneous variable
outside factor that can influence results
Experimental group
receive treatment
control group
used for comparison - gets a placebo
Placebo
inactive pill given to control group
random assignment
equal right to be in any group
correlation research method
don’t show cause
correlation coefficient
number from -1 to +1
positive correlation
both goes down and both goes up
negative correlation
one goes down the other goes up
archival research
existing records to show past behaviors.
case study
in depth study for a single study.
naturalistic observation
observing without interfering.
survey research
self report
issues with researchers and subjects
bias, dishonesty, and demand
