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psych U2M6

research methods

QuestionAnswer
What does the correlation research method aim to do? Find the Relationship between two variables
Advantages of correlation method allows predictions, controlled setting
Disadvantages of correlation method not cause and effect (correlation is not causation)
What does the experimental method do? Only method identifying cause and effect relationship
What does the correlation and experimental method aim to find? The relationship between 2 variables.
Advantages of experimental method extreme control
Disadvantages of experimental method Cannot apply to the real world
Laboratory method. Define it Confined experiment limiting variable influence
Advantages of laboratory method offers control
Disadvantages of Laboratory method unable to apply to larger context/real world
placebo when the treatment has no actual medical effect
placebo effect when we feel better because we expect to feel better from imagined treatment.
Independent variable the variable that manipulates
Dependent variable the effect of the independent variable
experimental group group that is manipulated
control group Used for comparison against experimental group
Define the Naturalistic method Studying behavior in its context as it happens
advantages of naturalistic method natural, first hand info
disadvantages of naturalistic method no control, observer bias
define survey method pre-selected group of individuals respond to questions
advantages of survey method Lot of data from a large number of participants; inexpensive. quick
disadvantages of survey method volunteer bias, not knowing the answer, purposely mess up data
define case study research method detailed description of one or a few individuals
advantages of case study method Lots of info about a person or small group
disadvantages of case study method only applies to one person (diversity v. universality), cannot be replicated for validation
Longitudinal research method Studying the same individual or group over time
advantages of longitudinal method actual influence, control
disadvantages of longitudinal method more time, people who started experiment might die
Cross sectional research method Different ages at the same time to be studied
Advantages of Cross sectional research method less time and expense
disadvantages of Cross sectional research method influence on changes not considered (correlation is not causation?)
What type of research methods are the naturalistic, survey and case study methods? descriptive
Created by: allyson.lee
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