PSYC 100 Lecture Notes - Lecture 3: Demand Characteristics, Design Of Experiments

• School: University of Maryland
• Department: Psychology
• Course: PSYC 100
• Professor: Ryan Curtis

Document Summary

Psyc 100 - lecture 03 - research methods. Ex: manipulate attractiveness; make someone more attractive with makeup. Ex: measure attractiveness; evaluate attractiveness on a numerical scale. This can prove a correlative relationship; cannot assume causation. Experimental design: manipulate one thing; measure another thing (iv vs. dv) This can prove a causal relationship (when done correctly) Within subjects (manipulation happens within a subject) The subject receives all levels of manipulation. One group of subjects receive one level of manipulation, another group receives a different level, etc. You expect something to happen, so it happens (expectation. Giving tests in a certain order gives certain results. The researcher changes their own behavior in order to elicit the. Did the way i do the study actually test the hypothesis correctly? .