refers to if something is true or legitimate
internal- if results are solely affected by the independent variable
external- measure of if data can be generalised to other situations
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whats ecological validity?
external, refers to how much the research can be applied to every day life
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whats temporal validity?
external, refers to how research can be applied across time
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whats assessment validity?
how it can be assessed:
1) Face validity- does the research cooer too measure what it says it measures
2) Concurrent validity- where the performance of the test in question is composed to a test that is-
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continuing w previous card
-recognised and trusted within the same field
3) predictive validity- the degree to which scores on the measure are associated with scores on another measure taken at a later date
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how to improve validity in experiments?
using a control group, single/double blind procedure (when they don't know the condition they're in), using standardised instructions
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how to improve validity in questionnaires?
checking consistency of PP responses, keeping them anonymous,
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how to improve validity in observations?
-removing researcher bias by using ie covert observation, using behavioural categories, qualitative methodologies, collecting data from a variety of sources (triangulation)
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Other cards in this set
Card 2
Front
what is test-retest reliability?
Back
when the same ppl are asked to undertake the research measure
a correlation is then created after
Card 3
Front
whats inter observer reliability?
what is commonly used to help with this?
Back
Card 4
Front
how can you improve reliability for questionnaires?
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