Some researchers have expressed concern over κ's tendency to take the observed categories' frequencies as givens, which can have the effect of underestimating agreement for a category that is also commonly used; for this reason, κ is considered an overly conservative measure of agreement.
Some researchers have expressed concern over κ's tendency to take the observed categories' frequencies as givens. Givens can have the effect of underestimating agreement for a category. This category is also commonly used. Κ is considered an overly conservative measure of agreement. This was for this reason.