JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Other Indices of Fit - Bollen's Delta This index is also similar in form to the Bentler-Bonnet index, but rewards simpler models (those with higher degrees of freedom). It is computed as: (130) = degrees of freedom for the k'th model. = the discrepancy function for the "Null Model" = the discrepancy function for the k'th model N = sample size Copyright © 2021. TIBCO Software Inc. All Rights Reserved.