laboratory study/controlled experiment
a technique to gather info about the brain, genes, or behavior with the LEAST ERROR and bias by using a CONTROLLED ENVIRONMENT that allows careful observation and measurement.
less chance for error, accuracy
Pros of laboratory/controlled experiment
Cons of lab study/controlled exp
applies scientific method to experimentally examine an intervention in the REAL WORLD vs. laboratory
pros of a field experiment
not as controlled
cons of a field experiment
observing in a normal environment, gathering information by studying behaviors WITHOUT attempting to control situation, and WITHOUT engaging/interacting.
pros of naturalistic observation
no interaction aloud
cons of naturalistic observation
obtaining information by asking a FIXED SET OF QUESTIONS with specific answers.
quick information, collection of data
pros of survey method
honesty, not very precise, participation
cons of survey method
accurate amount of percentages when using survey method
inaccurate account of data in survey method
asking questions, from open-ended to highly structured, about a subjects behaviors and attitudes, usually 1-to-1 situation.
1-on-1 interaction, more detailed
pros of interview method
manipulating responses, honesty
cons of interview
in-depth INVESTIGATION of the thoughts, beliefs, or behaviors of a single person.
getting to really understand/know person
pros of case study
interviewer can control interviewee's responses
cons of case study
objectively collect behavior, can be used with Case and Interview methods
provide us with data to know who you are
pros of psychological tests
cut and dry
cons of psychological tests
over an extended amount of time with SAME group of people. good with developmental issues. extremely lengthy and expensive.
avoids longitudinal method, not time consuming. if its not required to have the same group, using them at different ages.
in a controlled experiment, these subjects get independent variable
in a controlled experiment, these subjects DO NOT get independent variable
manipulating or changing something to measure if it has an affect
CAUSE AND AFFECT
comparing 2 variables that are already present, ethical problems. POSITIVE or NEGATIVE correlation between 2 studies
what is actually being changed or manipulated, IF
what is being measured, tested. THEN
unexpected variables that can change the outcome