Other Indices of Fit - James-Mulaik-Brett Parsimonious Fit Index

This index was one of the earliest (along with the Steiger-Lind index) to compensate for model parsimony. Basically, it operates by rescaling the Bentler-Bonnet Normed fit index to compensate for model parsimony. The formula for the index is:

(128)

= degrees of freedom for the "Null Model"

= degrees of freedom for the k'th model

= Bentler-Bonnet normed fit index

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