reliability and validity

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  • Created by: courteny
  • Created on: 19-05-16 11:11
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  • reliability and validity
    • reliability
      • if results can be repeated
      • test retest same tests to same person see if you get similar results
      • split half method involves splitting the test into two halves and do the experiment on the same person, scores for both halves should be similar
      • inter rater reliability is the reliability of an observation if two observers get the same results
    • validity
      • how accurate the findings are
      • construct validity see how measure matches up with theoretical ideas
      • concurrent validity refers to if the results are the same as a different test
      • Predictive validity is the extent to which performance on a test is related to later performance

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