This dataset is designed to teach readers how to conduct a hierarchical linear regression involving an interaction term to evaluate the potential moderation of variables under investigation. The dataset is a subset of data collected from adult male prisoners. The example presents an empirical test of the interpersonal theory of suicide's assertion that suicide ideation is caused by a combination of two maladaptive cognitions. The dataset file is accompanied by a Teaching Guide, a Student Guide, and a How-to Guide for SPSS
