Conducting Experiments in Psychology Measuring the Weight of Smoke Brett W. Pelham Hart Blanton Presentation prepared by Alan Swinkels s e c o n d e d i t i o n

Chapter 1 How Do We Know?

A Brief History of Human Knowledge Metaphysical Systems Philosophy Physiology and the Physical Sciences Experimental Psychology

The Four Canons of Science Determinism Empiricism Parsimony Testability

Four Ways of Knowing About the World Intuitions Logic Reliance on Authority Empirical Observation

Key Terms from Chapter 1 Metaphysical explanations Animism Mythology and religious explanations Astrology Positivism Canons Experimental method Determinism Theories Empiricism Parsimony Testability Falsifiability Operational definitions