Before revision: The correlation between two sets of estimates is which, assuming the errors are uncorrelated with each other and with the estimates, gives where is the separation index of the set of estimates of , which is analogous to Cronbach's alpha; that is, in terms of classical test theory, is analogous to a reliability coefficient.
After revision: estimatedThe correlation between two sets of estimates is which, assuming the errors are uncorrelated with each other and with the estimates, gives where is the separation index of the set of estimates of , which is analogous to Cronbach's alpha; that is, in terms of classical test theory, is analogous to a reliability coefficient.