psychology - Answers scientific study of the mind, brain, and behavior
levels of analysis - Answers rungs on a ladder of analysis, with lower levels tied more closely to
biological influences and higher levels tied most closely to social influences
multiply determined - Answers caused by many factors
individual differences - Answers variations among people in their thinking, emotion, personality, and
behavior
naive realism - Answers belief that we see the world exactly how it is
scientific theory - Answers explanation for a large number of findings in the natural world
hypothesis - Answers testable prediction derived from a scientific theory
confirmation bias - Answers tendency to seek out evidence that supports our hypotheses and deny,
dismiss, or distort evidence that contradicts them
pseudoscience - Answers set of claims that seems scientific but isn't
ad hoc immunizing hypothesis - Answers escape hatch or loophole that defenders of a theory use to
protect their theory from falsification
patternicity - Answers the tendency to detect meaningful patterns in random stimuli
terror management theory - Answers theory proposing that our awareness of our death leaves us
with an underlying sense of terror with which we cope by adopting reassuring cultural worldviews
scientific skeptism - Answers approach of evaluating all claims with an open mind but insisting on
persuasive evidence before accepting them
critical thinking - Answers set of skills for evaluating all claims in an open-minded and careful fashion
correlation-causation fallacy - Answers error of assuming that because one thing is associated with
another, it must cause the other
variable - Answers anything that can vary
Occam's Razor - Answers simple explanation is most likely the correct one
falsifiable - Answers capable of being disproved
replicability - Answers when a study's findings are able to be duplicated, ideally by independent
investigators
decline effect - Answers fact that the size of certain psychological findings appears to be shrinking
over time
introspection - Answers method by which trained observers carefully reflect and report on their
mental experiences
structuralism - Answers uses introspection to identify basic elements or structures of experience
functionalism - Answers to understand the functions or adaptive purposes of our thoughts, feelings,
and behaviors
Behaviorism - Answers uncover the general principles of learning that explain all behaviors; focus is
largely on observable behavior
cognitivism - Answers to examine the role of mental processes on behavior
psychoanalysis - Answers uncover the role of unconscious psychological processes and early life
experiences in behavior
natural selection - Answers principle that organisms that possess adaptations survive and reproduce
at higher rate than d other organisms
cognitive psychology - Answers school of psychology that proposes ht thinking is central to
understanding behvior
cognitive neuroscience - Answers relatively new field of psychology that examines the relation
between brain functioning and thinking
evolutionary psychology - Answers discipline that applies Darwin's theory of natural selection to
human and animal behavior
basic research - Answers research examining how the mind works
applied research - Answers research examining how we can use basic research to solve real-world
problems
prefrontal lobotomy - Answers surgical procedure that severs fibers connecting the frontal lobes of
the brain from the underlying thalamus
heuristic - Answers mental shortcut or rule of thumb that helps us to streamline our thinking and
make sense of our world
, naturalistic observation - Answers watching behavior in real-world settings without trying to
manipulate the situation
external validity - Answers extent to which we can generalize findings to real-world settings
internal validity - Answers extent to which we can draw cause-and-effect inferences from a study
case study - Answers research design that examines one person or a small number of people in
depth, often over an extended time period
existence proof - Answers demonstration that a given psychological phenomenon can occur
random selection - Answers procedure that ensures every person in a population has an equal chance
of being chosen to participate
reliability - Answers consistency of measurement
vallidity - Answers extent to which measure assesses what it purports to measure
response set - Answers tendency of research participants to distort their responses to questionnaire
items
correlational design - Answers research design that examines the extent to which two variables are
associated
scatterplot - Answers grouping of points on a two-dimensional graph in which each dot represents
single person's data
illusory correlation - Answers perception of a statistical association between two variables where
none exists
experiment - Answers research design characterized by random assignment of participants to
conditions and manipulation of an independent variable
random assignment - Answers randomly sorting participants into two groups
experimental group - Answers in an experiment the group of participants that doesn't receive the
manipulation
control group - Answers in an experiment the group of participants that doesnt receive the
manipulation
independent variable - Answers variable that experimenter manipulates
dependent variable - Answers variable that an experimenter measures to see whether the
manipulation has an effect
operational definition - Answers a working definition of what a researcher is measuring
placebo effect - Answers improvement resulting from the mere expectation of improvement
blind - Answers unaware of whether one is in the experimental or control group
experimental expectancy effect - Answers phenomenon in which researchers hypotheses lead them
to unintentionally bias the outcome of a study
double-blind - Answers when neither the researcher nor participants are aware of who's in the
experimental or control group
informed consent - Answers informing research participants of what is involved in a study before
asking them to participate
statistics - Answers application of mathematics to describing and analyzing data
descriptive statistics - Answers numerical characterizations that describe data
central tendency - Answers measure of the "central" scores in a data set or where the group tends to
cluster
mean - Answers average
median - Answers middle score in a data set
mode - Answers most frequent score in a data set
variability - Answers measure of how loosely or tightly bunched scores are
range - Answers difference between the highest and lowest scores
standard deviation - Answers measure of variability that takes into account how far each data point is
from the mean
inferential statistics - Answers mathematical methods that allow us to determine whether we can
generalize findings from our sample to the full population
neuron - Answers nerve cell specialized for communication
dendrite - Answers portion of neuron that receives signals
axon - Answers portion of neuron that sends signals
synaptic vesicle - Answers spherical sac containing neurotransmitters
neurotransmitter - Answers chemical messenger specialized for communication from neuron to
neuron