An important difference with respect to the singular form in positive contexts is that the plural does not trigger the same epistemic inferences with respect to the identity of the referents that are observed with the singular. For attempts to reconcile the singular and plural uses under a single...
Direct effects of the covariates on specific items were added sequentially, starting with the direct effect associated with the largest modification index. After each addition, modification indices were re-assessed and additional direct effects were added until no DIF related MIs were generated. We ...