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Psychology alevel
Research methods
Definitions
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Created by
Catherine Cochrane
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Cards (15)
Validity -
does
it
measure
what it is
saying
it
measures
Reliability - the
results
are
the
same
every
time
data - data that has been collected from different sources. such as, the news or past studies
Primary data - data that is
collected
by
the
researcher
Quantitative data -
measured
in
numbers
,
easily
compared
Qualitative data - data
recorded
with
words
, more
detailed
Experiment - research method where the
iv
is
purposely
manipulated
to
see
effect
on
dv
Hypothesis - a
presice
statement
about the
relationship
between
two
variables
, must be
operationalised
Standardised -
procedure
and
environment
are
the
same
for
every
participant
Mundane realism - how
realistic
a
study
is
compared
to the
real
world
Confounding variable -
variable
that
changes
as the
iv
changes
, changes in
dv
may
be
due
to
cv
rather than
the
iv
Bias -
systematic
distortion
of
results
/
sampling
etc...
Generalisation-
apply
the
findings
of a
study
to
the
population
Correlation - the
relationship
between
two
variables
Causation -
cause
and
effect
relationship