Suppose we want to compare two advisors to a Kappa statistic, but the advisors have different points. This situation occurs most often where one of the advisors did not use the same score as the other advisors. For any technical questions regarding this article or the correction of its authors, titles, summaries, bibliographies or download information, please contact: (Christopher F Baum). General supplier contact information: edirc.repec.org/data/stataea.html . Let`s take an example where two graduates were asked to evaluate 12 films on a scale of 1-3. One counselor used the three possible scores while evaluating the films, while the other student did not like any of the films and therefore valued them all as a 1 or a 2. Thus, the area of partitions is not the same for the two advisors. The calculation of the Interrater agreement with Stata is done with the kappa and kap commands. Which of the two commands you use depends on how your data is entered. However, after this initial difference, both commands have the same syntax. Click here to find out the difference between Kappa and Cap commands that leads Kappa from zero (no deal) to a (perfect deal).
Stata proposes the following guidelines from Landis-Koch (1977) on the level of match of a certain kappa value: Statas Command kap is used to estimate inter-rater agreements and can deal with situations in which the two variables have the same categories and other situations where they do not, which is shown above. Here`s an example. . Once you know the data formats required for kappa and kap, simply click on the link below that matches your situation to see the instructions. . Please note that it may take several weeks for the corrections to filter out the various RePEc services. If you know the missing items that are using them, you can help us create those links by adding the corresponding references in the same way as above for each reference item. If you are a registered author of this article, you can also check the “Quotes” tab in your RePEc Author service profile, as some quotes may wait for confirmation. Some social magazines require you to create a personal profile, then activate your social account If you have access to Journal through a company or association, read the instructions below If you have written this article and are not yet registered with RePEc, we recommend that you do so here.