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What are the 5 main research methods?
1. Experimental method
2. Correlational method
3. Naturalistic Observation method
4. Case Study method
5. Survey
1) Experimental method:
(scientific method)
1. Question
2. Hypothesis
3. Randomization of subjects into Experimental Groups and Control Groups
4. Run experiments
5. Compare results between groups
Advantage - Allows experimenter to indicate cause and effect
Disadvantage - Poor applicability to the real world
2) Correlational Method:
Examines relationships between variables
Tells effects of causes
Dependent Variable
Variable measured at the end
(Outcome)
Independent Variable
The variable that is changes
The thing that is different between groups or subjects
3) Naturalistic Observation method (&problems with it)
Studying subjects in natural habitat (overt or covert)
Problems with
self fulfilling prophecies
&
observer effect
4) Case Study method (what is it?)
Advantages & disadvantages:
In-depth study of 1 person or small group
(used least by psychologists)
Advantage- Lots of info.
Disadvantage- Poor generalizability
5) Survey method
Questions & answers
Advantage- Cheap, quick, & easy
Disadvantage- Many sources of bias
4 Types of Data:
1. Self Report
Subjects answers
2. Behavioral
Researcher observes subjects' actions
3. Archival
Views subjects' past records
4. Physiological
Moniters subjects' bodily functions
Cross-Sectional study
Studies a
large group
over a
short time-period
Longitudinal study
Small group
over a
long time
Single-Blind & Double-Blind studies
Single-blind
: Study in which the subjects don't know if they're in the experimental or control group
Double-blind
: Neither subjects nor person measuring the dependent variable know who got what
Author
amontobin
ID
67707
Card Set
more Psych. Ch.1
Description
Test 1
Updated
2011-02-21T02:39:01Z
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