reliability in psychological research

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1. techniques for improving reliability: if reliability is low for a questionnaire, list of words etc remove one word at a time repeating the split half method each time until reliability is good

  • researcher reliability
  • internal
  • external reliability
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2. techniques for checking reliability: check for inter-scorer or inter observer reliability. For inter observer reliability two observers watch the same sequence of behavior record what they have seen and compare results

  • researcher reliability
  • internal reliability
  • external reliability

3. techniques for checking reliability: test retest method. Carry out the experiment in exactly the same way with a different group of participants. If the same results are achieved then the experiment is reliable.

  • internal
  • external reliability
  • researcher reliability

4. techniques for improving reliability: if relibility is low for a qestionariwe ect reomve eatch word one at a time repetaing the test re test methord eatch time until reliability is good. If reliability remains low-necessary to change standardise inst

  • external reliability
  • researcher reliability
  • internal

5. what is the definition of how consistent are the studies methods when repeated on different occasions

  • external reliability
  • researcher reliability
  • internal reliability

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