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RESEARCH METHODS
DATA
TYPES OF DATA
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Created by
Carys Evans
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Cards (15)
Qualitative Data
non-numerical
data expressed in
words
strength of qualitative
richness
of detail, so more
meaningful
and greater
external validity
weakness of qualitative
difficult to
analyse
- leads to
subjective interpretation
and
researcher bias
Quantitative data
numerical
data
strength of quantitative
easier
to
analyse
weakness of quantitative
narrower
in
meaning
so
less detail
primary data
data
researcher
collects themselves for
purpose
of investigation
strength of primary data
collected for
purpose
of research
weakness of quantitative
requires lots of
time
,
money
and
effort
secondary data
data collected by someone else
strength of secondary data
inexpensive
weakness of secondary data
quality may be
poor
info might be
incomplete
or
outdated
Meta-analysis
type of
secondary
data that
combines
data from a
large
number of studies
strength of meta analysis
increases
validity
of
conclusions
as sample size is
larger
so can
generalise
weakness of meta analysis
publication bias