quiz 1 Review Flashcards
psychology
The decipline concerned with behavioral and mental processes and how they are affected by an organisms physical state, mental state, and external environment; the term is often represented by the greek letter psi.
Sigmund Freud
convinced that many symptoms of depression, nervousness and obsessive habits had mental not bodily habits. Created psychoanalysis to treat emotional problems.
psychoanalysis
A theory of personality and a method of psychotherapy originally formulated by Sigmund Freud, that emphasizes unconscious motives and conflicts.
biological perspective
a psychological approach that emphasizes bodily events and changes associated with the actions, feelings, and thoughts.
evolutionary psychology
a field of psychology emphasizing evolutionary mechanisms that may help explain human commonalities in cognition,development, emotion, social practices, and other areas of behavior.
learning perspective
a psychological approach that emphasizes how the environment and experience affect a person’s or animal’s actions; it includes behaviorism and social-cognitive learning theories.
behaviorists
focus on the environmental rewards and punishers that maintain or discourage behavior, they prefer to what they can observe and measure directly: acts and events taking place in the environment.
social-cognitive learning theorists
combine elements of behaviorism with research on thoughts, values, and intentions. They believe that people learn not only by adapting their behavior to their environment, but also by imitating others and by thinking about the events happening around them.
cognitive perspective
a psychological approach the emphasizes mental processes in perception, memory, language, problem solving, and other areas of behavior.
sociocultural perspective
A psychological approach that emphasizes social and cultural influences on behavior.
critical thinking
is the ability and willingness to assess claims and make objective judgments on the basis of well-supported reasons and evidence rather than emotion or anecdote.
case study
a detailed description of a particular individual being studied or treated.
observational study
a study in which the researcher carefully and systematically observes and records.
naturalistic observation
to find out how people or other animals act in their normal social environments.
reliability
in test construction, the consistency of test scores from one time and place to another.
validity
the ability of the test to measure what it was designed to measure.
surveys
questionaires and interviews that ask people directly about their experiences, attitudes and opinions.
correlation
a measure of how strongly two variables are related to each other.
variables
characteristics of behavior or experience that can be measured or described by a numeric scale.
positive correlation
an association between the increases in one variable and increases in another, or decreases in one and decreases in the other. direct correlation
negative correlation
an association between increases in one variable and decreases in another, indirect correlation
coefficient of correlation
a measure of correlation that ranges in value from -1.00 to +1.00.
independent variable
a variable that an experimenter manipulates.
dependent variable
a variable that an experimenter predicts will be affected by the manipulations of the independent variable.
control condition
in an experiment, a comparison condition in which subjects are not exposed to the same treatment as are those in the experimental conditions.
experimental group
the subjects who are exposed to the independent variable.
control group
the subjects who are kept in the same conditions as the experimental group but are not exposed to the independent variable.
random assignment
a procedure for assigning people to experimental and control conditions in which each individual has the same probability as any other of being assigned to a given group.
placebo
an inactive substance or fake treatment used as control in an experiment.
single-blind study
An experiment in which subjects do not know whether they are in an experimental or a control group.
double-blind study
an experiment in which neither the people being studied nor the individuals running the study know who is in the control group and who is in the experimental group until after the results are tallied.
arithmetic mean
an average mean that is calculated by adding a set of quantities and dividing the sum by the total number of quantities in the set.