Cohen's kappa Expert Working Group Agreement: 2022-09-14 vote 6-0 by Nisha Mathew, Philippe Rocca-Serra, Harold Lehmann, Eric Harvey, Jesus Lopez-Alcalde, Khalid Shahin Brian S. Alper, Harold Lehmann, Joanne Dehnbostel, Muhammad Afzal, Kenneth Wilkins COKA/SEVCO/STATO Cohen's kappa statistic A Kappa statistic in which the expected agreement by chance is based on an assumption that the likelihood of each category for assignment is based on the proportion observed, and the number of raters is 2. kappa ready for release