psychch2 - OUTLINE: RESEARCH IN PSYCHOLOGY Critical...

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OUTLINE: RESEARCH IN PSYCHOLOGY Critical thinking What is being claimed or asserted? What is the evidence for this? What alternative explanations are there? What new evidence would be needed? How reasonable is the conclusion based on the evidence? Scientific method as a way of applying critical thinking Science: not subject matter or equipment, but a method of thinking about and observing the world systematic empiricism - developing theories based on data publicly verifiable body of knowledge - subject to replication, criticism, extension by others solvable problems - testable theories (operational definitions, falsifiable hypotheses) Theory must summarize observations explain them predict future observations control applications A good theory also conforms to the Law of Parsimony Scientific methods in psychology: Defining and measuring variables variable: any characteristic or factor that can vary operational definition – how a variable is measured
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psychch2 - OUTLINE: RESEARCH IN PSYCHOLOGY Critical...

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