PSYC 1000 Chapter Notes - Chapter 2: Blind Experiment, Naturalistic Observation, Confounding
Document Summary
Subjective knowledge of the event is shaped by prior beliefs, expectations, experiences, etc. It is based on measurements that are objective, valid, and reliable. Foundation of scientific methodology is objective measurements the way a quality or behaviour is measured must be the same regardless of who is doing the measuring and the exact tools they are using: ex. Kilograms are same from place to place but scale can be off (margin of error) Variable object, concept, or event being measured. Operational definitions statements that describe the procedures (or operations) and specific measures that are used to record observations. Validity the degree to which an instrument or procedure actually measures what it claims to measure. Reliability consistent and stable answers across multiple observations and points in time. Generalizability degree to which one set of results can be applied to other situations, individuals, or events: ex.