Psychology 2800E Study Guide - Final Guide: Latin Square, Experiment, Krypto
Document Summary
When a sufficient number of potential threats are under control, the study is a true experiment. True experiment - the experimenter has reason to believe that he or she has control over both the assignment of subjects to conditions and the presentations of conditions to subjects. When the study does not meet these requirements = quasi experiment. True experiment - research procedure in which the scientist has complete control over all aspects. Factors - the independent variables of an experiment. All experiments have at least one factor. Level - in an experiment, a particular value of an independent variable. Independent variables always have at least 2 levels. Condition - a group or treatment in an experiment. Can be considered a group if all individuals only experience 1 condition. Treatment - another word for a condition of an experiment. The basic elements of a valid experimental design: 2 elements of design that provide good control: