(Prerequisite, PY 300.) This course will introduce you to the scientific methodology used in the diverse yet related areas of psychology. Topics include experimental design, sources of extraneous variation, internal and external validity, and statistical analyses. Coursework emphasizes critiquing scientific journal articles and completing an individual research project. Research designs and methodologies are demonstrated in the laboratory with students performing statistical analysis of the collected data. This course should enable you to better understand and appreciate the necessity and difficulty of systematically studying behavior and mental processes, and prepare you for intelligently scrutinizing explanations of behavior provided by psychologists, friends, the media, and others.