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Research Methods Comp 2 - Methodologies 2
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Created by
aishat abdulrasheed
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Cards (49)
What is correlation used to analyze?
The relationship between two
continuous variables
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How can correlations be illustrated?
Using a
scatter diagram
or
scatter graph
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What does a coefficient closer to 0 indicate?
A weaker
correlation
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What does a coefficient closer to 1 indicate?
A stronger
correlation
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What can correlations show about relationships?
Both
direction
and
strength
of a relationship
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When can correlations be used?
When
experiments
are inappropriate
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What is a limitation of correlation studies?
They do not establish
cause and effect
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What is a case study?
An
in-depth
study of a unique individual or group
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What types of data are primarily collected in case studies?
Mostly
qualitative
, sometimes
quantitative
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What is a characteristic of case studies?
They are
holistic
and usually
longitudinal
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What is a strength of case studies?
Produces rich
qualitative data
with high
ecological validity
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What is a limitation of case studies?
Researcher bias
can affect
objectivity
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Why is it difficult to generalize findings from case studies?
The
sample size
is too small
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What are self-reports?
Methods where
participants
report information about themselves
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What is a strength of self-reports?
They provide
insight
into why people behave
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What is a limitation of self-reports?
Risk of
social desirability bias
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What can affect the accuracy of self-reports?
Participants
may not recall details accurately
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What is quantitative data?
Data that can be measured
numerically
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What is a strength of quantitative data?
It is easy to
analyze
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What is a limitation of quantitative data?
It loses the
'human'
level of behavior
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What is qualitative data?
Data that can be observed but not measured
numerically
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What is a strength of qualitative data?
It offers a more
individualized
view of behavior
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What is a limitation of qualitative data?
It can be difficult to
analyze
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What is a characteristic of primary sources?
Data collected directly by the
researcher
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What is a strength of primary sources?
The researcher controls the
data collection
format
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What is a limitation of primary sources?
Data may lack
validity
due to
biases
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What are secondary sources?
Data not directly collected by the
researcher
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What is a strength of secondary sources?
Data may be more
valid
without participant knowledge
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What is a limitation of secondary sources?
The researcher cannot control
data format
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What do CAT scans produce?
2D
or
3D
images of the brain
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What is injected into patients before a CAT scan?
Radioactive dye
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What do CT scans create?
Cross-sectional
images of the brain
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What is a strength of CAT scans?
They produce high-quality
images
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What is a limitation of CAT scans?
They only show brain
structure
, not function
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What is a risk associated with CAT scans?
Exposure to
radiation
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What do PET scans use to show brain activity?
Radioactive glucose
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What do PET scans highlight?
The most active areas of the
brain
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What is a strength of PET scans?
They show
chemical
activity in the brain
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What is a limitation of PET scans?
They are
costly
to run and maintain
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What characterizes longitudinal studies?
Conducted over a long
period of time
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See all 49 cards
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