This work investigated whether knowledge about different types of categories, properties and tipicality affects inductive judgments. The first pre-experimental study identified different types of categories according to 3 types of instructions. Only in the forced without definition condition distinct ontological categories were identified. In the second pre-experimental study participants made classificatory judgments about property types. The results indicated that properties were judged to be different regarding to generality, being classified in either superficial or essencial. the experiment 1 investigated wether category and property types and examples wich varied in tipicaliy influenced the estimatives about occurrence of events. The results confirmed that conceptual information influenced inductive judgments.
Category types; Property types; Tipicality, Inductive reasonig
