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Reliability and Staff Training
Reliability and staff training

What each man knows is, in an important sense, dependent upon his own individual experience: He knows what he has seen and heard, what he has read and what he has been told, and also what, from reliably interpreting these data, he has been able to infer.

— Russell (1948, pp. xi-xii)

After reading this chapter, you should be able to define the following terms and provide the information requested in the study guide below.

ReliabilityInterobserver checks
AccuracyInterobserver or Intraobserver
Observer agreementObserver drift
Data collector biasSimple frequency
Treatment fidelity or treatment integrityPoint-by-point
Cohen's kappa
Criterion standardPearson product-moment correlation
Staff training
Study Guide
  • Discuss the three important purposes for conducting (a) reliability assessments with regard to the potential accuracy of data collection and (b) treatment fidelity assessments with regard ...

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