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Psych Mod-2
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Control Group
the group not exposed to the treatment; contrasts with the experimental group, serves as a comparison, evaluating the effect of the treatment.
Independent Variable
Outcome factor thats MANIPULATED
Dependent Variable
Out come factor that may CHANGE
in response to manipulation of independent variable
Survey
technique for ascertaining self-reported attitudes or behaviors of particular group
Naturalistic Observation
Naturally Occurring situations
without trying to manipulate or control the situation
Case Study
Observation technique, one person is studied in depth
Random Sampling
vs
Random Assignment
minimizes pre-existing differences
vs
generalize from a small set of survey responses to a larger population
Operational
statement of the procedures (operations) used to define research variables
Replication
repeating research study with different participants
Descriptive Method
Observes and record behavior
a self-correcting process for evaluating ideas with observation and analysis
Data Gathering
supports or fail theory of prediction
Experimental Method
Explores cause and effect
Correlational Method
Detects naturally occurring relationships
how well one variable predicts another
Blind Procedure
Participant is (blind) uninformed about treatment
Double Blind Procedure
Participant and Researcher/Experimenter is blind about treatment
who receives what drug or placebo
Operational Theory
explains principles that organize observations and predict behaviors or events
Overconfidence Efect
think we know more than we do
more confident than correct
Hindsight Bias
I knew it all along
Correlation
how two factors vary together
how well either factor predicts the other
Negative Correlation
0 and -1.00
inverse relationship
one thing increase the other decrease
Positive Correlation
0 and +1.00
direct relationship
two things increase or decrease together
Experimental Group
group is exposed to treatment
to one version of independent variable
Illusory Correlation
perceiving a relationship between variables even when no such relationship exists.
(typically people, events, or behaviors)
Author
CCDoc
ID
315238
Card Set
Psych Mod-2
Description
Research Strategies
Updated
2016-02-03T18:18:22Z
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