PSYCH101 Chapter Notes - Chapter 2: Metar, Falsifiability, Random Assignment

• School: University of Waterloo
• Department: Psychology
• Course: PSYCH101
• Professor: Richard Ennis

Document Summary

Scientific research: it is based on measurements that are objective, valid, and reliable, it can be generalized, it uses techniques that reduce bias, it is made public, it can be replicated. Validity refers to the degree to which an instru- ment or procedure actually measures what it claims to measure. reliability when it provides consistent and stable answers across multiple obser- vations and points in time. Sources of bias in psychological research a behaviour change that occurs as a result of being observed is now known as the. One of the best tech- niques for reducing subject bias is to provide anonymity and con dentiality to the volunteers. Sharingthe results peer review, a process in which papers submitted for publication in scholarly journals are read and critiqued by experts in the speci c eld of study. Replication is the process of repeating a study and nding a similar outcome each time.