With Respect to Lambda,which of the Following Is Not True

Multiple Choice

With respect to lambda,which of the following is not true?

A) lambda represents the reduction in errors as a proportion of the errors that would have been made on the basis of the overall distribution
B) lambda is appropriate for ratio level variables
C) lambda measures the statistical association between two nominal variables
D) lambda is based on the ability to guess values on one of the variables by having knowledge of values on the other variables