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psychology research methods
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Created by
sophie okolocha
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Cards (21)
Falsifiability
The ability to
prove
or
disprove
research findings
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Falsifiability
is a key feature of science
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Time
sampling
Observing and recording behavior at fixed time intervals (e.g. every
5
minutes) during an observation period
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Event
sampling
Observing and
recording
each occurrence of a
behavior
as it happens during an observation period
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When
the behavior occurs too frequently
Time
sampling may be more effective than
event
sampling
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Questionnaire
May elicit
more
honest answers than an interview, as they are
anonymous
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Observation
techniques
Tallying
behaviors
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Tallying behavior within 30 minutes
Write a
tally
whenever the behavior
pops
up
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Time sampling
Observe for
30
minutes, record what's happening every
5
minutes
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Time sampling
is used when the behavior occurs too frequently for
event sampling
to be effective
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Thematic
analysis
Analyzing emerging
themes
from
qualitative
data
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Content
analysis
Analyzing
predetermined
themes from
qualitative
data
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Spearman's and Pearson's are used to analyze correlations, but not the
range
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Range
A measure of dispersion, not a measure of central
tendency
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Confounding variable
A variable that systematically
changes
with the dependent variable, making it appear the
independent
variable is responsible
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Extraneous variable
A variable that the researcher has
not managed
to control
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Test-retest
reliability
Repeating
a test and checking for
consistent
results
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Inter
-rater reliability
Checking
consistency
between multiple researchers rating the
same
thing
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Calculating
the
mean
Add
up all the scores,
divide
by the number of scores
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26
out of 50 people taking SSRIs noticed an improvement, while
13
out of 50 people taking a placebo noticed an improvement
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Converting
to
percentages
Divide the number who noticed improvement by the total,
multiply
by
100
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