Uploaded April 2016 | Updated September 2026, 54 minutes ago

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*Sorry for the sketchy resolution quality of the SPSS calculations.

Kappa CI and SEM calculator: tinyurl.com/zcm2e8h

Interpretation reference: Portney LG & Watkins MP (2000) Foundations of clinical research Applications to practice. Prentice Hall Inc. New Jersey ISBN 0-8385-2695-0 p 560-567

In this video I discuss the concepts and assumptions of two different reliability (agreement) statistics: Cohen's Kappa (for 2 raters using categorical data) and the Intra-class correlation coefficient (for 2 or more raters using continuous data). I also show how to calculate the Confidence Interval Limits for Kappa and the Standard Error of Measurement (SEM) for ICC.

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