The decision making processes need to reflect changes in the business world in a multidimensional way. This paper includes also similar way of viewing the data for carrying out key decisions that ...

This is a preview. Log in through your library . Abstract Objectives We propose the application of a bifactor model for exploring the dimensional structure of an item response matrix, and for handling ...

This study adapted an effect size measure used for studying differential item functioning (DIF) in unidimensional tests and extended the measure to multidimensional tests. Two effect size measures ...